diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index c2115ade93..f5d02eaef2 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1,8 +1,8 @@
     3512	Jaco                          	Bump deps (#5785)
      164	Tarik Gul                     	Upgrade polkadot/common to 13.5.1 (#6150)
       83	Amaury Martiny                	StatementKind: Regular and Saft (#2303)
+      38	Valentin Fernandez            	Use ExtrinsicV4 by default (#6164)
       37	Keith Ingram                  	Update contract types and rpc (#4541)
-      37	Valentin Fernandez            	16.1.1 (#6161)
       35	Stefanie Doll                 	Updated child storage parameters (#1709)
       20	Luke Schoen                   	fix: Fixes TypeError: Cannot read property 'vesting' of undefined (#1970)
       19	Xiliang Chen                  	no warm for unknown signed extensions (#5601)
diff --git a/package.json b/package.json
index 06453d8193..432ccee026 100644
--- a/package.json
+++ b/package.json
@@ -14,9 +14,9 @@
   },
   "sideEffects": false,
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "versions": {
-    "git": "16.1.1",
+    "git": "16.1.2-0-x",
     "npm": "16.1.1"
   },
   "workspaces": [
diff --git a/packages/api-augment/package.json b/packages/api-augment/package.json
index 72ad2d319e..9aa97e308a 100644
--- a/packages/api-augment/package.json
+++ b/packages/api-augment/package.json
@@ -18,14 +18,14 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/api-base": "16.1.1",
-    "@polkadot/rpc-augment": "16.1.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-augment": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
+    "@polkadot/api-base": "16.1.2-0-x",
+    "@polkadot/rpc-augment": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-augment": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "tslib": "^2.8.1"
   }
diff --git a/packages/api-augment/src/packageInfo.ts b/packages/api-augment/src/packageInfo.ts
index 9c5be31a5b..33cade0e44 100644
--- a/packages/api-augment/src/packageInfo.ts
+++ b/packages/api-augment/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/api-augment', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/api-augment', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/api-base/package.json b/packages/api-base/package.json
index 8715fdfa81..749647510b 100644
--- a/packages/api-base/package.json
+++ b/packages/api-base/package.json
@@ -18,11 +18,11 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/rpc-core": "16.1.1",
-    "@polkadot/types": "16.1.1",
+    "@polkadot/rpc-core": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "rxjs": "^7.8.1",
     "tslib": "^2.8.1"
diff --git a/packages/api-base/src/packageInfo.ts b/packages/api-base/src/packageInfo.ts
index 3c92671bd3..4c95251a82 100644
--- a/packages/api-base/src/packageInfo.ts
+++ b/packages/api-base/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/api-base', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/api-base', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/api-contract/package.json b/packages/api-contract/package.json
index 8fe04043fb..e095fe0422 100644
--- a/packages/api-contract/package.json
+++ b/packages/api-contract/package.json
@@ -18,22 +18,22 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/api": "16.1.1",
-    "@polkadot/api-augment": "16.1.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
-    "@polkadot/types-create": "16.1.1",
+    "@polkadot/api": "16.1.2-0-x",
+    "@polkadot/api-augment": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
+    "@polkadot/types-create": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "@polkadot/util-crypto": "^13.5.1",
     "rxjs": "^7.8.1",
     "tslib": "^2.8.1"
   },
   "devDependencies": {
-    "@polkadot/api-augment": "16.1.1",
+    "@polkadot/api-augment": "16.1.2-0-x",
     "@polkadot/keyring": "^13.5.1",
-    "@polkadot/types-support": "16.1.1"
+    "@polkadot/types-support": "16.1.2-0-x"
   }
 }
diff --git a/packages/api-contract/src/packageInfo.ts b/packages/api-contract/src/packageInfo.ts
index dec76d9767..15d7bd9484 100644
--- a/packages/api-contract/src/packageInfo.ts
+++ b/packages/api-contract/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/api-contract', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/api-contract', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/api-derive/package.json b/packages/api-derive/package.json
index 4a9d444e88..b7d033775e 100644
--- a/packages/api-derive/package.json
+++ b/packages/api-derive/package.json
@@ -18,25 +18,25 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/api": "16.1.1",
-    "@polkadot/api-augment": "16.1.1",
-    "@polkadot/api-base": "16.1.1",
-    "@polkadot/rpc-core": "16.1.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
+    "@polkadot/api": "16.1.2-0-x",
+    "@polkadot/api-augment": "16.1.2-0-x",
+    "@polkadot/api-base": "16.1.2-0-x",
+    "@polkadot/rpc-core": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "@polkadot/util-crypto": "^13.5.1",
     "rxjs": "^7.8.1",
     "tslib": "^2.8.1"
   },
   "devDependencies": {
-    "@polkadot/api": "16.1.1",
-    "@polkadot/api-augment": "16.1.1",
-    "@polkadot/rpc-augment": "16.1.1",
-    "@polkadot/rpc-provider": "16.1.1",
-    "@polkadot/types-support": "16.1.1"
+    "@polkadot/api": "16.1.2-0-x",
+    "@polkadot/api-augment": "16.1.2-0-x",
+    "@polkadot/rpc-augment": "16.1.2-0-x",
+    "@polkadot/rpc-provider": "16.1.2-0-x",
+    "@polkadot/types-support": "16.1.2-0-x"
   }
 }
diff --git a/packages/api-derive/src/packageInfo.ts b/packages/api-derive/src/packageInfo.ts
index 2c56d4ddc4..23c81accc6 100644
--- a/packages/api-derive/src/packageInfo.ts
+++ b/packages/api-derive/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/api-derive', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/api-derive', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/api/package.json b/packages/api/package.json
index e7f827cf12..c92ee933be 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -18,21 +18,21 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/api-augment": "16.1.1",
-    "@polkadot/api-base": "16.1.1",
-    "@polkadot/api-derive": "16.1.1",
+    "@polkadot/api-augment": "16.1.2-0-x",
+    "@polkadot/api-base": "16.1.2-0-x",
+    "@polkadot/api-derive": "16.1.2-0-x",
     "@polkadot/keyring": "^13.5.1",
-    "@polkadot/rpc-augment": "16.1.1",
-    "@polkadot/rpc-core": "16.1.1",
-    "@polkadot/rpc-provider": "16.1.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-augment": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
-    "@polkadot/types-create": "16.1.1",
-    "@polkadot/types-known": "16.1.1",
+    "@polkadot/rpc-augment": "16.1.2-0-x",
+    "@polkadot/rpc-core": "16.1.2-0-x",
+    "@polkadot/rpc-provider": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-augment": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
+    "@polkadot/types-create": "16.1.2-0-x",
+    "@polkadot/types-known": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "@polkadot/util-crypto": "^13.5.1",
     "eventemitter3": "^5.0.1",
@@ -40,7 +40,7 @@
     "tslib": "^2.8.1"
   },
   "devDependencies": {
-    "@polkadot/api-augment": "16.1.1",
-    "@polkadot/types-support": "16.1.1"
+    "@polkadot/api-augment": "16.1.2-0-x",
+    "@polkadot/types-support": "16.1.2-0-x"
   }
 }
diff --git a/packages/api/src/packageInfo.ts b/packages/api/src/packageInfo.ts
index 00a16e854a..7a2dfee30f 100644
--- a/packages/api/src/packageInfo.ts
+++ b/packages/api/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/api', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/api', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/rpc-augment/package.json b/packages/rpc-augment/package.json
index 0a3c872b79..098361376e 100644
--- a/packages/rpc-augment/package.json
+++ b/packages/rpc-augment/package.json
@@ -18,12 +18,12 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/rpc-core": "16.1.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
+    "@polkadot/rpc-core": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "tslib": "^2.8.1"
   }
diff --git a/packages/rpc-augment/src/packageInfo.ts b/packages/rpc-augment/src/packageInfo.ts
index a5aa6a7ca8..1bf166baf4 100644
--- a/packages/rpc-augment/src/packageInfo.ts
+++ b/packages/rpc-augment/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/rpc-augment', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/rpc-augment', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/rpc-core/package.json b/packages/rpc-core/package.json
index 1339a0cb8e..60cd385147 100644
--- a/packages/rpc-core/package.json
+++ b/packages/rpc-core/package.json
@@ -18,18 +18,18 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/rpc-augment": "16.1.1",
-    "@polkadot/rpc-provider": "16.1.1",
-    "@polkadot/types": "16.1.1",
+    "@polkadot/rpc-augment": "16.1.2-0-x",
+    "@polkadot/rpc-provider": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "rxjs": "^7.8.1",
     "tslib": "^2.8.1"
   },
   "devDependencies": {
     "@polkadot/keyring": "^13.5.1",
-    "@polkadot/rpc-augment": "16.1.1"
+    "@polkadot/rpc-augment": "16.1.2-0-x"
   }
 }
diff --git a/packages/rpc-core/src/packageInfo.ts b/packages/rpc-core/src/packageInfo.ts
index 703a48ad84..aaea4d359b 100644
--- a/packages/rpc-core/src/packageInfo.ts
+++ b/packages/rpc-core/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/rpc-core', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/rpc-core', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/rpc-provider/package.json b/packages/rpc-provider/package.json
index ad6b2831c0..8012114608 100644
--- a/packages/rpc-provider/package.json
+++ b/packages/rpc-provider/package.json
@@ -18,12 +18,12 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
     "@polkadot/keyring": "^13.5.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-support": "16.1.1",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-support": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "@polkadot/util-crypto": "^13.5.1",
     "@polkadot/x-fetch": "^13.5.1",
diff --git a/packages/rpc-provider/src/packageInfo.ts b/packages/rpc-provider/src/packageInfo.ts
index 1077d3ee54..670f7e7462 100644
--- a/packages/rpc-provider/src/packageInfo.ts
+++ b/packages/rpc-provider/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/rpc-provider', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/rpc-provider', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/typegen/package.json b/packages/typegen/package.json
index 65c9cebcd3..1a40499796 100644
--- a/packages/typegen/package.json
+++ b/packages/typegen/package.json
@@ -18,7 +18,7 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "bin": {
     "polkadot-types-chain-info": "./scripts/polkadot-types-chain-info.mjs",
@@ -28,16 +28,16 @@
     "polkadot-types-internal-metadata": "./scripts/polkadot-types-internal-metadata.mjs"
   },
   "dependencies": {
-    "@polkadot/api": "16.1.1",
-    "@polkadot/api-augment": "16.1.1",
-    "@polkadot/api-derive": "16.1.1",
-    "@polkadot/rpc-augment": "16.1.1",
-    "@polkadot/rpc-provider": "16.1.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-augment": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
-    "@polkadot/types-create": "16.1.1",
-    "@polkadot/types-support": "16.1.1",
+    "@polkadot/api": "16.1.2-0-x",
+    "@polkadot/api-augment": "16.1.2-0-x",
+    "@polkadot/api-derive": "16.1.2-0-x",
+    "@polkadot/rpc-augment": "16.1.2-0-x",
+    "@polkadot/rpc-provider": "16.1.2-0-x",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-augment": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
+    "@polkadot/types-create": "16.1.2-0-x",
+    "@polkadot/types-support": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "@polkadot/util-crypto": "^13.5.1",
     "@polkadot/x-ws": "^13.5.1",
diff --git a/packages/typegen/src/packageInfo.ts b/packages/typegen/src/packageInfo.ts
index 910e0e0ba6..515fa60d11 100644
--- a/packages/typegen/src/packageInfo.ts
+++ b/packages/typegen/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/typegen', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/typegen', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/types-augment/package.json b/packages/types-augment/package.json
index 0099c060ce..3427c4c7cf 100644
--- a/packages/types-augment/package.json
+++ b/packages/types-augment/package.json
@@ -18,11 +18,11 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "tslib": "^2.8.1"
   }
diff --git a/packages/types-augment/src/packageInfo.ts b/packages/types-augment/src/packageInfo.ts
index bad89cc95c..b8bd576339 100644
--- a/packages/types-augment/src/packageInfo.ts
+++ b/packages/types-augment/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/types-augment', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/types-augment', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/types-codec/package.json b/packages/types-codec/package.json
index ed44e1f763..2b682dbf02 100644
--- a/packages/types-codec/package.json
+++ b/packages/types-codec/package.json
@@ -18,7 +18,7 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
     "@polkadot/util": "^13.5.1",
@@ -26,9 +26,9 @@
     "tslib": "^2.8.1"
   },
   "devDependencies": {
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-augment": "16.1.1",
-    "@polkadot/types-support": "16.1.1",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-augment": "16.1.2-0-x",
+    "@polkadot/types-support": "16.1.2-0-x",
     "@polkadot/util-crypto": "^13.5.1"
   }
 }
diff --git a/packages/types-codec/src/packageInfo.ts b/packages/types-codec/src/packageInfo.ts
index f644033d24..53fc3faaa5 100644
--- a/packages/types-codec/src/packageInfo.ts
+++ b/packages/types-codec/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/types-codec', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/types-codec', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/types-create/package.json b/packages/types-create/package.json
index f77d6f4ab5..3dd0b9d3a9 100644
--- a/packages/types-create/package.json
+++ b/packages/types-create/package.json
@@ -18,14 +18,14 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
-    "@polkadot/types-codec": "16.1.1",
+    "@polkadot/types-codec": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "tslib": "^2.8.1"
   },
   "devDependencies": {
-    "@polkadot/types": "16.1.1"
+    "@polkadot/types": "16.1.2-0-x"
   }
 }
diff --git a/packages/types-create/src/packageInfo.ts b/packages/types-create/src/packageInfo.ts
index c6cb5de72e..d75b417d69 100644
--- a/packages/types-create/src/packageInfo.ts
+++ b/packages/types-create/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/types-create', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/types-create', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/types-known/package.json b/packages/types-known/package.json
index 5d6f05e3b5..e8cdf3afdf 100644
--- a/packages/types-known/package.json
+++ b/packages/types-known/package.json
@@ -18,17 +18,17 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
     "@polkadot/networks": "^13.5.1",
-    "@polkadot/types": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
-    "@polkadot/types-create": "16.1.1",
+    "@polkadot/types": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
+    "@polkadot/types-create": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "tslib": "^2.8.1"
   },
   "devDependencies": {
-    "@polkadot/api": "16.1.1"
+    "@polkadot/api": "16.1.2-0-x"
   }
 }
diff --git a/packages/types-known/src/packageInfo.ts b/packages/types-known/src/packageInfo.ts
index fdb6636694..d6e0dfb06d 100644
--- a/packages/types-known/src/packageInfo.ts
+++ b/packages/types-known/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/types-known', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/types-known', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/types-support/package.json b/packages/types-support/package.json
index 21b1e1468a..26f7e712fc 100644
--- a/packages/types-support/package.json
+++ b/packages/types-support/package.json
@@ -18,7 +18,7 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
     "@polkadot/util": "^13.5.1",
diff --git a/packages/types-support/src/packageInfo.ts b/packages/types-support/src/packageInfo.ts
index 9cab5572f6..b7b79a94fc 100644
--- a/packages/types-support/src/packageInfo.ts
+++ b/packages/types-support/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/types-support', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/types-support', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/packages/types/package.json b/packages/types/package.json
index ecdb0ff3bc..e852ebf5b2 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -18,13 +18,13 @@
     "./packageDetect.cjs"
   ],
   "type": "module",
-  "version": "16.1.1",
+  "version": "16.1.2-0-x",
   "main": "index.js",
   "dependencies": {
     "@polkadot/keyring": "^13.5.1",
-    "@polkadot/types-augment": "16.1.1",
-    "@polkadot/types-codec": "16.1.1",
-    "@polkadot/types-create": "16.1.1",
+    "@polkadot/types-augment": "16.1.2-0-x",
+    "@polkadot/types-codec": "16.1.2-0-x",
+    "@polkadot/types-create": "16.1.2-0-x",
     "@polkadot/util": "^13.5.1",
     "@polkadot/util-crypto": "^13.5.1",
     "rxjs": "^7.8.1",
@@ -32,6 +32,6 @@
   },
   "devDependencies": {
     "@polkadot/keyring": "^13.5.1",
-    "@polkadot/types-support": "16.1.1"
+    "@polkadot/types-support": "16.1.2-0-x"
   }
 }
diff --git a/packages/types/src/packageInfo.ts b/packages/types/src/packageInfo.ts
index a55ffe7a35..59ef893780 100644
--- a/packages/types/src/packageInfo.ts
+++ b/packages/types/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/types', path: 'auto', type: 'auto', version: '16.1.1' };
+export const packageInfo = { name: '@polkadot/types', path: 'auto', type: 'auto', version: '16.1.2-0-x' };
diff --git a/yarn.lock b/yarn.lock
index bc00f9fe9c..f9e4880686 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -447,26 +447,26 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/api-augment@npm:16.1.1, @polkadot/api-augment@workspace:packages/api-augment":
+"@polkadot/api-augment@npm:16.1.2-0-x, @polkadot/api-augment@workspace:packages/api-augment":
   version: 0.0.0-use.local
   resolution: "@polkadot/api-augment@workspace:packages/api-augment"
   dependencies:
-    "@polkadot/api-base": "npm:16.1.1"
-    "@polkadot/rpc-augment": "npm:16.1.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-augment": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
+    "@polkadot/api-base": "npm:16.1.2-0-x"
+    "@polkadot/rpc-augment": "npm:16.1.2-0-x"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-augment": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     tslib: "npm:^2.8.1"
   languageName: unknown
   linkType: soft
 
-"@polkadot/api-base@npm:16.1.1, @polkadot/api-base@workspace:packages/api-base":
+"@polkadot/api-base@npm:16.1.2-0-x, @polkadot/api-base@workspace:packages/api-base":
   version: 0.0.0-use.local
   resolution: "@polkadot/api-base@workspace:packages/api-base"
   dependencies:
-    "@polkadot/rpc-core": "npm:16.1.1"
-    "@polkadot/types": "npm:16.1.1"
+    "@polkadot/rpc-core": "npm:16.1.2-0-x"
+    "@polkadot/types": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     rxjs: "npm:^7.8.1"
     tslib: "npm:^2.8.1"
@@ -477,13 +477,13 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@polkadot/api-contract@workspace:packages/api-contract"
   dependencies:
-    "@polkadot/api": "npm:16.1.1"
-    "@polkadot/api-augment": "npm:16.1.1"
+    "@polkadot/api": "npm:16.1.2-0-x"
+    "@polkadot/api-augment": "npm:16.1.2-0-x"
     "@polkadot/keyring": "npm:^13.5.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
-    "@polkadot/types-create": "npm:16.1.1"
-    "@polkadot/types-support": "npm:16.1.1"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
+    "@polkadot/types-create": "npm:16.1.2-0-x"
+    "@polkadot/types-support": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     "@polkadot/util-crypto": "npm:^13.5.1"
     rxjs: "npm:^7.8.1"
@@ -491,19 +491,19 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/api-derive@npm:16.1.1, @polkadot/api-derive@workspace:packages/api-derive":
+"@polkadot/api-derive@npm:16.1.2-0-x, @polkadot/api-derive@workspace:packages/api-derive":
   version: 0.0.0-use.local
   resolution: "@polkadot/api-derive@workspace:packages/api-derive"
   dependencies:
-    "@polkadot/api": "npm:16.1.1"
-    "@polkadot/api-augment": "npm:16.1.1"
-    "@polkadot/api-base": "npm:16.1.1"
-    "@polkadot/rpc-augment": "npm:16.1.1"
-    "@polkadot/rpc-core": "npm:16.1.1"
-    "@polkadot/rpc-provider": "npm:16.1.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
-    "@polkadot/types-support": "npm:16.1.1"
+    "@polkadot/api": "npm:16.1.2-0-x"
+    "@polkadot/api-augment": "npm:16.1.2-0-x"
+    "@polkadot/api-base": "npm:16.1.2-0-x"
+    "@polkadot/rpc-augment": "npm:16.1.2-0-x"
+    "@polkadot/rpc-core": "npm:16.1.2-0-x"
+    "@polkadot/rpc-provider": "npm:16.1.2-0-x"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
+    "@polkadot/types-support": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     "@polkadot/util-crypto": "npm:^13.5.1"
     rxjs: "npm:^7.8.1"
@@ -511,23 +511,23 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/api@npm:16.1.1, @polkadot/api@workspace:packages/api":
+"@polkadot/api@npm:16.1.2-0-x, @polkadot/api@workspace:packages/api":
   version: 0.0.0-use.local
   resolution: "@polkadot/api@workspace:packages/api"
   dependencies:
-    "@polkadot/api-augment": "npm:16.1.1"
-    "@polkadot/api-base": "npm:16.1.1"
-    "@polkadot/api-derive": "npm:16.1.1"
+    "@polkadot/api-augment": "npm:16.1.2-0-x"
+    "@polkadot/api-base": "npm:16.1.2-0-x"
+    "@polkadot/api-derive": "npm:16.1.2-0-x"
     "@polkadot/keyring": "npm:^13.5.1"
-    "@polkadot/rpc-augment": "npm:16.1.1"
-    "@polkadot/rpc-core": "npm:16.1.1"
-    "@polkadot/rpc-provider": "npm:16.1.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-augment": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
-    "@polkadot/types-create": "npm:16.1.1"
-    "@polkadot/types-known": "npm:16.1.1"
-    "@polkadot/types-support": "npm:16.1.1"
+    "@polkadot/rpc-augment": "npm:16.1.2-0-x"
+    "@polkadot/rpc-core": "npm:16.1.2-0-x"
+    "@polkadot/rpc-provider": "npm:16.1.2-0-x"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-augment": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
+    "@polkadot/types-create": "npm:16.1.2-0-x"
+    "@polkadot/types-known": "npm:16.1.2-0-x"
+    "@polkadot/types-support": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     "@polkadot/util-crypto": "npm:^13.5.1"
     eventemitter3: "npm:^5.0.1"
@@ -657,39 +657,39 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/rpc-augment@npm:16.1.1, @polkadot/rpc-augment@workspace:packages/rpc-augment":
+"@polkadot/rpc-augment@npm:16.1.2-0-x, @polkadot/rpc-augment@workspace:packages/rpc-augment":
   version: 0.0.0-use.local
   resolution: "@polkadot/rpc-augment@workspace:packages/rpc-augment"
   dependencies:
-    "@polkadot/rpc-core": "npm:16.1.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
+    "@polkadot/rpc-core": "npm:16.1.2-0-x"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     tslib: "npm:^2.8.1"
   languageName: unknown
   linkType: soft
 
-"@polkadot/rpc-core@npm:16.1.1, @polkadot/rpc-core@workspace:packages/rpc-core":
+"@polkadot/rpc-core@npm:16.1.2-0-x, @polkadot/rpc-core@workspace:packages/rpc-core":
   version: 0.0.0-use.local
   resolution: "@polkadot/rpc-core@workspace:packages/rpc-core"
   dependencies:
     "@polkadot/keyring": "npm:^13.5.1"
-    "@polkadot/rpc-augment": "npm:16.1.1"
-    "@polkadot/rpc-provider": "npm:16.1.1"
-    "@polkadot/types": "npm:16.1.1"
+    "@polkadot/rpc-augment": "npm:16.1.2-0-x"
+    "@polkadot/rpc-provider": "npm:16.1.2-0-x"
+    "@polkadot/types": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     rxjs: "npm:^7.8.1"
     tslib: "npm:^2.8.1"
   languageName: unknown
   linkType: soft
 
-"@polkadot/rpc-provider@npm:16.1.1, @polkadot/rpc-provider@workspace:packages/rpc-provider":
+"@polkadot/rpc-provider@npm:16.1.2-0-x, @polkadot/rpc-provider@workspace:packages/rpc-provider":
   version: 0.0.0-use.local
   resolution: "@polkadot/rpc-provider@workspace:packages/rpc-provider"
   dependencies:
     "@polkadot/keyring": "npm:^13.5.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-support": "npm:16.1.1"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-support": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     "@polkadot/util-crypto": "npm:^13.5.1"
     "@polkadot/x-fetch": "npm:^13.5.1"
@@ -710,16 +710,16 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@polkadot/typegen@workspace:packages/typegen"
   dependencies:
-    "@polkadot/api": "npm:16.1.1"
-    "@polkadot/api-augment": "npm:16.1.1"
-    "@polkadot/api-derive": "npm:16.1.1"
-    "@polkadot/rpc-augment": "npm:16.1.1"
-    "@polkadot/rpc-provider": "npm:16.1.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-augment": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
-    "@polkadot/types-create": "npm:16.1.1"
-    "@polkadot/types-support": "npm:16.1.1"
+    "@polkadot/api": "npm:16.1.2-0-x"
+    "@polkadot/api-augment": "npm:16.1.2-0-x"
+    "@polkadot/api-derive": "npm:16.1.2-0-x"
+    "@polkadot/rpc-augment": "npm:16.1.2-0-x"
+    "@polkadot/rpc-provider": "npm:16.1.2-0-x"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-augment": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
+    "@polkadot/types-create": "npm:16.1.2-0-x"
+    "@polkadot/types-support": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     "@polkadot/util-crypto": "npm:^13.5.1"
     "@polkadot/x-ws": "npm:^13.5.1"
@@ -737,24 +737,24 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/types-augment@npm:16.1.1, @polkadot/types-augment@workspace:packages/types-augment":
+"@polkadot/types-augment@npm:16.1.2-0-x, @polkadot/types-augment@workspace:packages/types-augment":
   version: 0.0.0-use.local
   resolution: "@polkadot/types-augment@workspace:packages/types-augment"
   dependencies:
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     tslib: "npm:^2.8.1"
   languageName: unknown
   linkType: soft
 
-"@polkadot/types-codec@npm:16.1.1, @polkadot/types-codec@workspace:packages/types-codec":
+"@polkadot/types-codec@npm:16.1.2-0-x, @polkadot/types-codec@workspace:packages/types-codec":
   version: 0.0.0-use.local
   resolution: "@polkadot/types-codec@workspace:packages/types-codec"
   dependencies:
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-augment": "npm:16.1.1"
-    "@polkadot/types-support": "npm:16.1.1"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-augment": "npm:16.1.2-0-x"
+    "@polkadot/types-support": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     "@polkadot/util-crypto": "npm:^13.5.1"
     "@polkadot/x-bigint": "npm:^13.5.1"
@@ -762,32 +762,32 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/types-create@npm:16.1.1, @polkadot/types-create@workspace:packages/types-create":
+"@polkadot/types-create@npm:16.1.2-0-x, @polkadot/types-create@workspace:packages/types-create":
   version: 0.0.0-use.local
   resolution: "@polkadot/types-create@workspace:packages/types-create"
   dependencies:
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     tslib: "npm:^2.8.1"
   languageName: unknown
   linkType: soft
 
-"@polkadot/types-known@npm:16.1.1, @polkadot/types-known@workspace:packages/types-known":
+"@polkadot/types-known@npm:16.1.2-0-x, @polkadot/types-known@workspace:packages/types-known":
   version: 0.0.0-use.local
   resolution: "@polkadot/types-known@workspace:packages/types-known"
   dependencies:
-    "@polkadot/api": "npm:16.1.1"
+    "@polkadot/api": "npm:16.1.2-0-x"
     "@polkadot/networks": "npm:^13.5.1"
-    "@polkadot/types": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
-    "@polkadot/types-create": "npm:16.1.1"
+    "@polkadot/types": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
+    "@polkadot/types-create": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     tslib: "npm:^2.8.1"
   languageName: unknown
   linkType: soft
 
-"@polkadot/types-support@npm:16.1.1, @polkadot/types-support@workspace:packages/types-support":
+"@polkadot/types-support@npm:16.1.2-0-x, @polkadot/types-support@workspace:packages/types-support":
   version: 0.0.0-use.local
   resolution: "@polkadot/types-support@workspace:packages/types-support"
   dependencies:
@@ -796,15 +796,15 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/types@npm:16.1.1, @polkadot/types@workspace:packages/types":
+"@polkadot/types@npm:16.1.2-0-x, @polkadot/types@workspace:packages/types":
   version: 0.0.0-use.local
   resolution: "@polkadot/types@workspace:packages/types"
   dependencies:
     "@polkadot/keyring": "npm:^13.5.1"
-    "@polkadot/types-augment": "npm:16.1.1"
-    "@polkadot/types-codec": "npm:16.1.1"
-    "@polkadot/types-create": "npm:16.1.1"
-    "@polkadot/types-support": "npm:16.1.1"
+    "@polkadot/types-augment": "npm:16.1.2-0-x"
+    "@polkadot/types-codec": "npm:16.1.2-0-x"
+    "@polkadot/types-create": "npm:16.1.2-0-x"
+    "@polkadot/types-support": "npm:16.1.2-0-x"
     "@polkadot/util": "npm:^13.5.1"
     "@polkadot/util-crypto": "npm:^13.5.1"
     rxjs: "npm:^7.8.1"