diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 25233c16c5..6bb23c84b1 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -5,7 +5,7 @@
       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)
-      17	Valentin Fernandez            	Add derives to obtain Extrinsic Information (#6113)
+      18	Valentin Fernandez            	Increase version to 15.8.1 (#6114)
       15	Jeremías Díaz                 	feat(types): add correct tuple type to storage key (#3054)
       14	Nikos Kontakis                	Bump substrate connect to 0.7.16 (#5307)
       11	Ian He                        	HttpProvider support clone() (#3949)
diff --git a/package.json b/package.json
index f413ee6749..fdae7e0eb5 100644
--- a/package.json
+++ b/package.json
@@ -16,8 +16,8 @@
   "type": "module",
   "version": "15.8.1",
   "versions": {
-    "git": "15.7.3-0-x",
-    "npm": "15.7.2"
+    "git": "15.8.1",
+    "npm": "15.8.1"
   },
   "workspaces": [
     "packages/*"
diff --git a/packages/api-augment/src/packageInfo.ts b/packages/api-augment/src/packageInfo.ts
index fed5966d1d..e4176118fa 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/api-augment', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/api-base/src/packageInfo.ts b/packages/api-base/src/packageInfo.ts
index 95d0beb5be..c46c54f57c 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/api-base', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/api-contract/src/packageInfo.ts b/packages/api-contract/src/packageInfo.ts
index 46f767ea2d..d369c6650d 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/api-contract', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/api-derive/src/packageInfo.ts b/packages/api-derive/src/packageInfo.ts
index ef41e12f3f..eed4181206 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/api-derive', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/api/src/packageInfo.ts b/packages/api/src/packageInfo.ts
index 51411f2938..b66286efed 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/api', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/rpc-augment/src/packageInfo.ts b/packages/rpc-augment/src/packageInfo.ts
index a473b966c1..da2324b681 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/rpc-augment', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/rpc-core/src/packageInfo.ts b/packages/rpc-core/src/packageInfo.ts
index cc0fa8fbd4..45420dc491 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/rpc-core', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/rpc-provider/src/packageInfo.ts b/packages/rpc-provider/src/packageInfo.ts
index ce042f3a54..9384ef4163 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/rpc-provider', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/typegen/src/packageInfo.ts b/packages/typegen/src/packageInfo.ts
index 0c31581700..cb42483693 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/typegen', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/types-augment/src/packageInfo.ts b/packages/types-augment/src/packageInfo.ts
index 439fa6fced..e7b379df2c 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/types-augment', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/types-codec/src/packageInfo.ts b/packages/types-codec/src/packageInfo.ts
index 8ebc904902..26b7d8fc7a 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/types-codec', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/types-create/src/packageInfo.ts b/packages/types-create/src/packageInfo.ts
index a077a7688b..81d82b1952 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/types-create', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/types-known/src/packageInfo.ts b/packages/types-known/src/packageInfo.ts
index 20e99e1a44..e8dccd860d 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/types-known', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/types-support/src/packageInfo.ts b/packages/types-support/src/packageInfo.ts
index d1362f2561..0802be83ec 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/types-support', path: 'auto', type: 'auto', version: '15.8.1' };
diff --git a/packages/types/src/packageInfo.ts b/packages/types/src/packageInfo.ts
index ab8c94e6fd..590033d12d 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: '15.7.3-0-x' };
+export const packageInfo = { name: '@polkadot/types', path: 'auto', type: 'auto', version: '15.8.1' };