diff --git a/.github/workflows/pr-any.yml b/.github/workflows/pr-any.yml
index 5a8933672..88254f8b9 100644
--- a/.github/workflows/pr-any.yml
+++ b/.github/workflows/pr-any.yml
@@ -5,15 +5,11 @@ jobs:
   lint:
     name: Linting
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
     steps:
     - uses: actions/checkout@v1
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+    - uses: actions/setup-node@v1
       with:
-        node-version: ${{ matrix.node-version }}
+        node-version: '12.x'
     - name: lint
       run: |
         yarn install --immutable | grep -v 'YN0013'
@@ -22,15 +18,11 @@ jobs:
   test:
     name: Testing
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
     steps:
     - uses: actions/checkout@v1
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+    - uses: actions/setup-node@v1
       with:
-        node-version: ${{ matrix.node-version }}
+        node-version: '12.x'
     - name: test
       env:
         CC_TEST_REPORTER_ID: ${{ secrets.CC_TEST_REPORTER_ID }}
@@ -41,15 +33,11 @@ jobs:
   build_code:
     name: Build Code
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
     steps:
     - uses: actions/checkout@v1
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+    - uses: actions/setup-node@v1
       with:
-        node-version: ${{ matrix.node-version }}
+        node-version: '12.x'
     - name: build
       run: |
         yarn install --immutable | grep -v 'YN0013'
@@ -58,15 +46,11 @@ jobs:
   build_docs:
     name: Build Docs
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
     steps:
     - uses: actions/checkout@v1
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+    - uses: actions/setup-node@v1
       with:
-        node-version: ${{ matrix.node-version }}
+        node-version: '12.x'
     - name: build
       run: |
         yarn install --immutable | grep -v 'YN0013'
diff --git a/.github/workflows/push-master.yml b/.github/workflows/push-master.yml
index e808a6243..46983c668 100644
--- a/.github/workflows/push-master.yml
+++ b/.github/workflows/push-master.yml
@@ -9,17 +9,13 @@ jobs:
     name: Build Code
     if: "! contains(github.event.head_commit.message, '[CI Skip]')"
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
     steps:
     - uses: actions/checkout@v1
       with:
         token: ${{ secrets.GH_PAT }}
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+    - uses: actions/setup-node@v1
       with:
-        node-version: ${{ matrix.node-version }}
+        node-version: '12.x'
     - name: build
       env:
         CC_TEST_REPORTER_ID: ${{ secrets.CC_TEST_REPORTER_ID }}
@@ -35,15 +31,11 @@ jobs:
     name: Build Docs
     if: "! contains(github.event.head_commit.message, '[CI Skip]')"
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
     steps:
     - uses: actions/checkout@v1
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+    - uses: actions/setup-node@v1
       with:
-        node-version: ${{ matrix.node-version }}
+        node-version: '12.x'
     - name: build
       env:
         GH_PAT: ${{ secrets.GH_PAT }}
@@ -58,9 +50,6 @@ jobs:
     name: Dummy
     if: "contains(github.event.head_commit.message, '[CI Skip]')"
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
     steps:
     - name: dummy
       run: |
diff --git a/package.json b/package.json
index a4def951d..dfe1aec94 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.8.7",
-    "@polkadot/dev": "^0.50.31",
-    "@polkadot/ts": "^0.3.8"
+    "@polkadot/dev": "^0.51.3",
+    "@polkadot/ts": "^0.3.11"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index aea051870..44b4d61cc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2531,9 +2531,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/dev@npm:^0.50.31":
-  version: 0.50.35
-  resolution: "@polkadot/dev@npm:0.50.35"
+"@polkadot/dev@npm:^0.51.3":
+  version: 0.51.3
+  resolution: "@polkadot/dev@npm:0.51.3"
   dependencies:
     "@babel/cli": ^7.8.4
     "@babel/core": ^7.8.7
@@ -2611,11 +2611,12 @@ __metadata:
     polkadot-dev-yarn-only: scripts/polkadot-dev-yarn-only.js
     polkadot-exec-eslint: scripts/polkadot-exec-eslint.js
     polkadot-exec-ghpages: scripts/polkadot-exec-ghpages.js
+    polkadot-exec-lerna: scripts/polkadot-exec-lerna.js
     polkadot-exec-tsc: scripts/polkadot-exec-tsc.js
     polkadot-exec-typedoc: scripts/polkadot-exec-typedoc.js
     polkadot-exec-vuepress: scripts/polkadot-exec-vuepress.js
     polkadot-exec-webpack: scripts/polkadot-exec-webpack.js
-  checksum: 2/b083a64079ee709c1d2601d7abb296f0f0230977a804014768e52202d23f8d63668cb6f16d0eb3e53935ecc420dc9f7410f4b91aa26fe14acc86a42c83a04686
+  checksum: 2/4b445a2ae46d007e6c9ff78508e446a48fc3a2f260e88aedb35a83b99082f91e79b685ee68f769ef35418c0d942b47a3e8562914ae5b13b71479f1ae59a1dfd7
   languageName: node
   linkType: hard
 
@@ -2624,26 +2625,26 @@ __metadata:
   resolution: "@polkadot/keyring@workspace:packages/keyring"
   dependencies:
     "@babel/runtime": ^7.8.7
-    "@polkadot/util": 2.7.0-beta.2
-    "@polkadot/util-crypto": 2.7.0-beta.2
+    "@polkadot/util": 2.7.0-beta.3
+    "@polkadot/util-crypto": 2.7.0-beta.3
   languageName: unknown
   linkType: soft
 
-"@polkadot/ts@npm:^0.3.8":
-  version: 0.3.10
-  resolution: "@polkadot/ts@npm:0.3.10"
+"@polkadot/ts@npm:^0.3.11":
+  version: 0.3.11
+  resolution: "@polkadot/ts@npm:0.3.11"
   dependencies:
     "@types/chrome": ^0.0.100
-  checksum: 2/f3469cc60371ce60d92c028e25c39f5c3cd89868bf2e2d57acaac81483fddf019fb8e078ae1516adb495a600ac367c43817fe420e2f50e2b9294edfcb57bb9fd
+  checksum: 2/1d99c03b83d5de42b294b72cb4cc5fbb665174dd4e7abb451ad43bd8ae3a20ef8893601964d4ca1806b86180eac9f806d73852acac07f49094dccbd0d53d7a33
   languageName: node
   linkType: hard
 
-"@polkadot/util-crypto@2.7.0-beta.2, @polkadot/util-crypto@workspace:packages/util-crypto":
+"@polkadot/util-crypto@2.7.0-beta.3, @polkadot/util-crypto@workspace:packages/util-crypto":
   version: 0.0.0-use.local
   resolution: "@polkadot/util-crypto@workspace:packages/util-crypto"
   dependencies:
     "@babel/runtime": ^7.8.7
-    "@polkadot/util": 2.7.0-beta.2
+    "@polkadot/util": 2.7.0-beta.3
     "@polkadot/wasm-crypto": ^1.2.1
     "@types/bn.js": ^4.11.6
     "@types/bs58": ^4.0.1
@@ -2663,7 +2664,7 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/util@2.7.0-beta.2, @polkadot/util@workspace:packages/util":
+"@polkadot/util@2.7.0-beta.3, @polkadot/util@workspace:packages/util":
   version: 0.0.0-use.local
   resolution: "@polkadot/util@workspace:packages/util"
   dependencies:
@@ -14957,8 +14958,8 @@ __metadata:
   resolution: "root-workspace-0b6124@workspace:."
   dependencies:
     "@babel/core": ^7.8.7
-    "@polkadot/dev": ^0.50.31
-    "@polkadot/ts": ^0.3.8
+    "@polkadot/dev": ^0.51.3
+    "@polkadot/ts": ^0.3.11
   languageName: unknown
   linkType: soft
 
@@ -17978,13 +17979,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"yargs-parser@npm:^18.1.0":
-  version: 18.1.0
-  resolution: "yargs-parser@npm:18.1.0"
+"yargs-parser@npm:^18.1.1":
+  version: 18.1.1
+  resolution: "yargs-parser@npm:18.1.1"
   dependencies:
     camelcase: ^5.0.0
     decamelize: ^1.2.0
-  checksum: 2/7997373a42b8512628787b52371b1e1f635c20f7b6273c217d8b4a1befa9778573279c702612ebcf4c05fae3846bf11d440f05fef7f09ebd5e45e0539a31544a
+  checksum: 2/8d857933ccbf63c542b46b57bc3c8fef28fcc209bfd386963c5d7922d459a159564c7a7f1d18948ae59dd945e83d9d39b7818e7aac5b7b94ef980f39bb3fb766
   languageName: node
   linkType: hard
 
@@ -18047,8 +18048,8 @@ __metadata:
   linkType: hard
 
 "yargs@npm:^15.0.0, yargs@npm:^15.3.0":
-  version: 15.3.0
-  resolution: "yargs@npm:15.3.0"
+  version: 15.3.1
+  resolution: "yargs@npm:15.3.1"
   dependencies:
     cliui: ^6.0.0
     decamelize: ^1.2.0
@@ -18060,8 +18061,8 @@ __metadata:
     string-width: ^4.2.0
     which-module: ^2.0.0
     y18n: ^4.0.0
-    yargs-parser: ^18.1.0
-  checksum: 2/4fdf0dfa72c6e1db152e435040c53ab7acbb9e9b24b6c977f019eea0dce14075a9db949bb4b565e30c9a0acae9ac4b16f549ccea9bee594bb32ae1fc25f49996
+    yargs-parser: ^18.1.1
+  checksum: 2/6504a0bb4e6f5933ebaaa52307943a9cdb44da6200cd1ca8794aaa1d18b70f0acd2f49f46630b07bd4d2aa12cb1fe666b186d367c36fa1b4998f7ce8bdc9ffdf
   languageName: node
   linkType: hard