diff --git a/docs/METHODS_EXTRINSICS.md b/docs/METHODS_EXTRINSICS.md
index c9321262ad..c42933332e 100644
--- a/docs/METHODS_EXTRINSICS.md
+++ b/docs/METHODS_EXTRINSICS.md
@@ -275,6 +275,9 @@ ___
 
 ### system
 
+▸ **fillBlock**()
+- **summary**:   A big dispatch that will disallow any other transaction to be included.
+
 ▸ **killStorage**(keys: `Vec<Key>`)
 - **summary**:   Kill some items from storage.
 
diff --git a/docs/METHODS_RPC.md b/docs/METHODS_RPC.md
index 2015238830..bbd5b6cba4 100644
--- a/docs/METHODS_RPC.md
+++ b/docs/METHODS_RPC.md
@@ -17,7 +17,7 @@ ___
 
 _Authoring of network items_
 
-▸ **pendingExtrinsics**(): `PendingExtrinsics`
+▸ **pendingExtrinsics**(): `Vec<Extrinsic>`
 - **summary**: Returns all pending extrinsics, potentially grouped by sender
 
 ▸ **submitAndWatchExtrinsic**(extrinsic: `Extrinsic`): `ExtrinsicStatus`
@@ -108,7 +108,7 @@ ___
 
 ### system
 
-_Methods to retrieve system info_
+_Calls to retrieve system info_
 
 ▸ **chain**(): `Text`
 - **summary**: Retrieves the chain
diff --git a/docs/METHODS_STORAGE.md b/docs/METHODS_STORAGE.md
index fa504b8af7..e254d21a39 100644
--- a/docs/METHODS_STORAGE.md
+++ b/docs/METHODS_STORAGE.md
@@ -338,6 +338,9 @@ ___
 ▸ **currentEraStart**(): `MomentOf`
 - **summary**:   The start of the current era.
 
+▸ **currentEraStartSessionIndex**(): `SessionIndex`
+- **summary**:   The session index at which the current era started.
+
 ▸ **forceNewEra**(): `bool`
 - **summary**:   True if the next session change will be a new era regardless of index.
 
diff --git a/lerna.json b/lerna.json
index a7c0b790db..b699243f6d 100644
--- a/lerna.json
+++ b/lerna.json
@@ -9,5 +9,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "0.90.0-beta.0"
+  "version": "0.90.0-beta.1"
 }
diff --git a/package.json b/package.json
index 156a85d342..e05177aa9f 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.82.0-beta.96",
+  "version": "0.90.0-beta.1",
   "private": true,
   "engines": {
     "yarn": "^1.10.1"
diff --git a/packages/api-contract/package.json b/packages/api-contract/package.json
index 68c2186fe7..f09af366f3 100644
--- a/packages/api-contract/package.json
+++ b/packages/api-contract/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-contract",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "Interfaces for interacting with contracts and contract ABIs",
   "main": "index.js",
   "keywords": [
@@ -27,6 +27,6 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-contract#readme",
   "dependencies": {
     "@babel/runtime": "^7.5.5",
-    "@polkadot/types": "^0.90.0-beta.0"
+    "@polkadot/types": "^0.90.0-beta.1"
   }
 }
diff --git a/packages/api-derive/package.json b/packages/api-derive/package.json
index a7c53ec81c..0070c408f4 100644
--- a/packages/api-derive/package.json
+++ b/packages/api-derive/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-derive",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "Common functions used across Polkadot, derived from RPC calls and storage queries.",
   "main": "index.js",
   "keywords": [
@@ -28,8 +28,8 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-derive#readme",
   "dependencies": {
     "@babel/runtime": "^7.5.5",
-    "@polkadot/api": "^0.90.0-beta.0",
-    "@polkadot/types": "^0.90.0-beta.0"
+    "@polkadot/api": "^0.90.0-beta.1",
+    "@polkadot/types": "^0.90.0-beta.1"
   },
   "devDependencies": {
     "@polkadot/keyring": "^0.95.0-beta.2"
diff --git a/packages/api-metadata/package.json b/packages/api-metadata/package.json
index 367130ee79..311571f33d 100644
--- a/packages/api-metadata/package.json
+++ b/packages/api-metadata/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-metadata",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "Helpers to extract information from runtime metadata",
   "main": "index.js",
   "publishConfig": {
@@ -27,7 +27,7 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/type-metadata#readme",
   "dependencies": {
     "@babel/runtime": "^7.5.5",
-    "@polkadot/types": "^0.90.0-beta.0",
+    "@polkadot/types": "^0.90.0-beta.1",
     "@polkadot/util": "^0.95.0-beta.2",
     "@polkadot/util-crypto": "^0.95.0-beta.2"
   },
diff --git a/packages/api/package.json b/packages/api/package.json
index 94f6b87fb2..6127fd5d6a 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "Promise and RxJS wrappers around the Polkadot JS RPC",
   "main": "index.js",
   "keywords": [
@@ -27,11 +27,11 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api#readme",
   "dependencies": {
     "@babel/runtime": "^7.5.5",
-    "@polkadot/api-derive": "^0.90.0-beta.0",
-    "@polkadot/api-metadata": "^0.90.0-beta.0",
-    "@polkadot/rpc-core": "^0.90.0-beta.0",
-    "@polkadot/rpc-provider": "^0.90.0-beta.0",
-    "@polkadot/types": "^0.90.0-beta.0",
+    "@polkadot/api-derive": "^0.90.0-beta.1",
+    "@polkadot/api-metadata": "^0.90.0-beta.1",
+    "@polkadot/rpc-core": "^0.90.0-beta.1",
+    "@polkadot/rpc-provider": "^0.90.0-beta.1",
+    "@polkadot/types": "^0.90.0-beta.1",
     "@polkadot/util-crypto": "^0.95.0-beta.2"
   },
   "devDependencies": {
diff --git a/packages/rpc-core/package.json b/packages/rpc-core/package.json
index 0e84806f07..07ecc05b57 100644
--- a/packages/rpc-core/package.json
+++ b/packages/rpc-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/rpc-core",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "A JavaScript wrapper for the Polkadot JsonRPC interface",
   "main": "index.js",
   "keywords": [
@@ -27,9 +27,9 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-core#readme",
   "dependencies": {
     "@babel/runtime": "^7.5.5",
-    "@polkadot/jsonrpc": "^0.90.0-beta.0",
-    "@polkadot/rpc-provider": "^0.90.0-beta.0",
-    "@polkadot/types": "^0.90.0-beta.0",
+    "@polkadot/jsonrpc": "^0.90.0-beta.1",
+    "@polkadot/rpc-provider": "^0.90.0-beta.1",
+    "@polkadot/types": "^0.90.0-beta.1",
     "@polkadot/util": "^0.95.0-beta.2",
     "rxjs": "^6.5.2"
   }
diff --git a/packages/rpc-provider/package.json b/packages/rpc-provider/package.json
index 27bff9b3a0..6f59cd4d0d 100644
--- a/packages/rpc-provider/package.json
+++ b/packages/rpc-provider/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/rpc-provider",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "Transport providers for the API",
   "main": "index.js",
   "keywords": [
@@ -27,7 +27,7 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-provider#readme",
   "dependencies": {
     "@babel/runtime": "^7.5.5",
-    "@polkadot/api-metadata": "^0.90.0-beta.0",
+    "@polkadot/api-metadata": "^0.90.0-beta.1",
     "@polkadot/util": "^0.95.0-beta.2",
     "@polkadot/util-crypto": "^0.95.0-beta.2",
     "@types/nock": "^10.0.3",
diff --git a/packages/type-jsonrpc/package.json b/packages/type-jsonrpc/package.json
index bf5bbf4e7e..aaadcd24f8 100644
--- a/packages/type-jsonrpc/package.json
+++ b/packages/type-jsonrpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/jsonrpc",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "Method definitions for the Polkadot RPC layer",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/types/package.json b/packages/types/package.json
index 716edbb6f1..a3d9c3060a 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/types",
-  "version": "0.90.0-beta.0",
+  "version": "0.90.0-beta.1",
   "description": "Implementation of the Parity codec",
   "main": "index.js",
   "keywords": [