diff --git a/.eslintrc.js b/.eslintrc.js
index 56bfa87c..593e191f 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -1,7 +1,7 @@
 // Copyright 2017-2020 @polkadot/ui authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-const base = require('@polkadot/dev/config/eslint');
+const base = require('@polkadot/dev/config/eslint.cjs');
 
 module.exports = {
   ...base,
diff --git a/babel.config.js b/babel.config.js
index 7e54ddf5..da25b5a6 100644
--- a/babel.config.js
+++ b/babel.config.js
@@ -1,7 +1,7 @@
 // Copyright 2017-2020 @polkadot/ui authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-const base = require('@polkadot/dev/config/babel');
+const base = require('@polkadot/dev/config/babel-config-cjs.cjs');
 
 module.exports = Object.keys(base).reduce((config, key) => {
   config[key] = base[key];
diff --git a/babel.esnext.js b/babel.esnext.js
deleted file mode 100644
index 4444dbfb..00000000
--- a/babel.esnext.js
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2020 @polkadot/ui authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-module.exports = require('@polkadot/dev/config/babel.esnext.js');
diff --git a/jest.config.js b/jest.config.js
index 7cb5cfba..4d7c0ab2 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -1,7 +1,7 @@
 // Copyright 2017-2020 @polkadot/ui authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-const config = require('@polkadot/dev/config/jest');
+const config = require('@polkadot/dev/config/jest.cjs');
 
 module.exports = Object.assign({}, config, {
   moduleNameMapper: {
@@ -14,5 +14,5 @@ module.exports = Object.assign({}, config, {
     '\\.(css|less)$': 'empty/object',
     '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$': 'empty/object'
   },
-  resolver: '@polkadot/dev/config/jest-resolver'
+  resolver: '@polkadot/dev/config/jest-resolver.cjs'
 });
diff --git a/package.json b/package.json
index 3ef1a43b..c6c05bd7 100644
--- a/package.json
+++ b/package.json
@@ -29,8 +29,8 @@
   "devDependencies": {
     "@babel/core": "^7.12.3",
     "@babel/runtime": "^7.12.5",
-    "@polkadot/dev": "^0.59.23",
-    "@polkadot/ts": "^0.3.53",
+    "@polkadot/dev": "^0.60.1",
+    "@polkadot/ts": "^0.3.54",
     "@types/jest": "^26.0.15",
     "babel-plugin-transform-vue-template": "^0.4.2",
     "empty": "^0.10.1",
diff --git a/packages/exampleReactNative/package.json b/packages/exampleReactNative/package.json
index c8ea7e2e..0f769352 100644
--- a/packages/exampleReactNative/package.json
+++ b/packages/exampleReactNative/package.json
@@ -12,12 +12,12 @@
     "test": "jest"
   },
   "dependencies": {
-    "@polkadot/keyring": "^4.0.2-11",
+    "@polkadot/keyring": "^4.0.2-12",
     "@polkadot/reactnative-identicon": "0.62.2-9",
     "@polkadot/ui-keyring": "0.62.2-9",
     "@polkadot/ui-settings": "0.62.2-9",
-    "@polkadot/util": "^4.0.2-11",
-    "@polkadot/util-crypto": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
+    "@polkadot/util-crypto": "^4.0.2-12",
     "@react-native-community/async-storage": "^1.12.1",
     "fast-text-encoding": "^1.0.3",
     "get-yarn-workspaces": "^1.0.2",
diff --git a/packages/ledger-transports/package.json b/packages/ledger-transports/package.json
index 2e84c3dc..aa9352af 100644
--- a/packages/ledger-transports/package.json
+++ b/packages/ledger-transports/package.json
@@ -14,7 +14,7 @@
     "@ledgerhq/hw-transport-webusb": "^5.28.0"
   },
   "devDependencies": {
-    "@polkadot/types": "^2.6.2-5",
+    "@polkadot/types": "^2.6.2-7",
     "@types/ledgerhq__hw-transport-node-hid": "^4.22.2",
     "@types/ledgerhq__hw-transport-webusb": "^4.70.1"
   },
diff --git a/packages/ledger/package.json b/packages/ledger/package.json
index ebf775c0..a5bff63e 100644
--- a/packages/ledger/package.json
+++ b/packages/ledger/package.json
@@ -7,16 +7,15 @@
   "contributors": [],
   "license": "Apache-2.0",
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "dependencies": {
     "@babel/runtime": "^7.12.5",
     "@polkadot/ledger-transports": "0.62.2-9",
-    "@polkadot/util": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
     "@zondax/ledger-polkadot": "^0.11.0"
   },
   "devDependencies": {
-    "@polkadot/types": "^2.6.2-5"
+    "@polkadot/types": "^2.6.2-7"
   },
   "peerDependencies": {
     "@polkadot/util": "*"
diff --git a/packages/react-identicon/package.json b/packages/react-identicon/package.json
index e64eae59..291559ea 100644
--- a/packages/react-identicon/package.json
+++ b/packages/react-identicon/package.json
@@ -3,18 +3,17 @@
   "version": "0.62.2-9",
   "description": "Renders an SVG picture representing an address",
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "maintainers": [],
   "license": "Apache-2.0",
   "dependencies": {
     "@babel/runtime": "^7.12.5",
-    "@polkadot/keyring": "^4.0.2-11",
+    "@polkadot/keyring": "^4.0.2-12",
     "@polkadot/ui-settings": "0.62.2-9",
     "@polkadot/ui-shared": "0.62.2-9",
-    "@polkadot/util": "^4.0.2-11",
-    "@polkadot/util-crypto": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
+    "@polkadot/util-crypto": "^4.0.2-12",
     "color": "^3.1.3",
     "ethereum-blockies-base64": "^1.0.2",
     "jdenticon": "2.2.0",
diff --git a/packages/react-qr/package.json b/packages/react-qr/package.json
index 80f0ca9e..588e7a6d 100644
--- a/packages/react-qr/package.json
+++ b/packages/react-qr/package.json
@@ -3,15 +3,14 @@
   "version": "0.62.2-9",
   "description": "Generates and reads QR codes",
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "maintainers": [],
   "license": "Apache-2.0",
   "dependencies": {
     "@babel/runtime": "^7.12.5",
-    "@polkadot/util": "^4.0.2-11",
-    "@polkadot/util-crypto": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
+    "@polkadot/util-crypto": "^4.0.2-12",
     "qrcode-generator": "^1.4.4",
     "react-qr-reader": "^2.2.1",
     "styled-components": "^5.2.1"
diff --git a/packages/reactnative-identicon/package.json b/packages/reactnative-identicon/package.json
index 00bc9270..494a04d6 100644
--- a/packages/reactnative-identicon/package.json
+++ b/packages/reactnative-identicon/package.json
@@ -3,7 +3,6 @@
   "version": "0.62.2-9",
   "description": "Renders an SVG picture representing an address",
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "maintainers": [],
@@ -11,8 +10,8 @@
   "dependencies": {
     "@babel/runtime": "^7.12.5",
     "@polkadot/ui-shared": "0.62.2-9",
-    "@polkadot/util": "^4.0.2-11",
-    "@polkadot/util-crypto": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
+    "@polkadot/util-crypto": "^4.0.2-12",
     "react-native-svg": "^12.1.0"
   },
   "peerDependencies": {
diff --git a/packages/ui-keyring/package.json b/packages/ui-keyring/package.json
index ae6e0fdd..1d7f48a6 100644
--- a/packages/ui-keyring/package.json
+++ b/packages/ui-keyring/package.json
@@ -2,7 +2,6 @@
   "name": "@polkadot/ui-keyring",
   "version": "0.62.2-9",
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "repository": "github:polkadot-js/apps",
   "author": "Jaco Greeff <jacogr@gmail.com>",
@@ -11,16 +10,16 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@babel/runtime": "^7.12.5",
-    "@polkadot/keyring": "^4.0.2-11",
+    "@polkadot/keyring": "^4.0.2-12",
     "@polkadot/ledger": "^0.62.2-9",
     "@polkadot/ui-settings": "0.62.2-9",
-    "@polkadot/util": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
     "mkdirp": "^1.0.4",
     "rxjs": "^6.6.3",
     "store": "^2.0.12"
   },
   "devDependencies": {
-    "@polkadot/types": "^2.6.2-5",
+    "@polkadot/types": "^2.6.2-7",
     "@types/mkdirp": "^1.0.1",
     "@types/store": "^2.0.2"
   },
diff --git a/packages/ui-settings/package.json b/packages/ui-settings/package.json
index 92880b37..e47af5e3 100644
--- a/packages/ui-settings/package.json
+++ b/packages/ui-settings/package.json
@@ -3,15 +3,14 @@
   "version": "0.62.2-9",
   "description": "Manages app settings",
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "maintainers": [],
   "license": "Apache-2.0",
   "dependencies": {
     "@babel/runtime": "^7.12.5",
-    "@polkadot/networks": "^4.0.2-11",
-    "@polkadot/util": "^4.0.2-11",
+    "@polkadot/networks": "^4.0.2-12",
+    "@polkadot/util": "^4.0.2-12",
     "eventemitter3": "^4.0.7",
     "store": "^2.0.12"
   },
diff --git a/packages/ui-shared/package.json b/packages/ui-shared/package.json
index a5cd7ae8..f61c1a17 100644
--- a/packages/ui-shared/package.json
+++ b/packages/ui-shared/package.json
@@ -3,7 +3,6 @@
   "version": "0.62.2-9",
   "description": "Shared logic that is usable accross all frameworks-specific areas",
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "maintainers": [],
@@ -17,8 +16,8 @@
     "@polkadot/util-crypto": "*"
   },
   "devDependencies": {
-    "@polkadot/util": "^4.0.2-11",
-    "@polkadot/util-crypto": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
+    "@polkadot/util-crypto": "^4.0.2-12",
     "@types/color": "^3.0.1",
     "@types/xmlserializer": "^0.6.1"
   }
diff --git a/packages/vue-identicon/package.json b/packages/vue-identicon/package.json
index 0e10a6f1..51e4f247 100644
--- a/packages/vue-identicon/package.json
+++ b/packages/vue-identicon/package.json
@@ -5,14 +5,13 @@
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "maintainers": [],
   "main": "index.js",
-  "module": "esm/index.js",
   "sideEffects": false,
   "license": "Apache-2.0",
   "dependencies": {
     "@babel/runtime": "^7.12.5",
     "@polkadot/ui-shared": "0.62.2-9",
-    "@polkadot/util": "^4.0.2-11",
-    "@polkadot/util-crypto": "^4.0.2-11",
+    "@polkadot/util": "^4.0.2-12",
+    "@polkadot/util-crypto": "^4.0.2-12",
     "jdenticon": "2.2.0"
   },
   "peerDependencies": {
diff --git a/tsconfig.json b/tsconfig.json
index 417820f7..9ed37cf4 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,5 +1,5 @@
 {
-  "extends": "./node_modules/@polkadot/dev/config/tsconfig",
+  "extends": "@polkadot/dev/config/tsconfig.json",
   "exclude": [
     "build/**/*",
     "**/build/**/*"
diff --git a/yarn.lock b/yarn.lock
index 45d5a4d3..64a7aed4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2090,9 +2090,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/dev@npm:^0.59.23":
-  version: 0.59.23
-  resolution: "@polkadot/dev@npm:0.59.23"
+"@polkadot/dev@npm:^0.60.1":
+  version: 0.60.1
+  resolution: "@polkadot/dev@npm:0.60.1"
   dependencies:
     "@babel/cli": ^7.12.1
     "@babel/core": ^7.12.3
@@ -2157,29 +2157,29 @@ __metadata:
     typescript: ^4.0.5
     yargs: ^16.1.0
   bin:
-    polkadot-ci-ghact-build: scripts/polkadot-ci-ghact-build.js
-    polkadot-ci-ghact-docs: scripts/polkadot-ci-ghact-docs.js
-    polkadot-ci-ghpages-force: scripts/polkadot-ci-ghpages-force.js
-    polkadot-dev-build-docs: scripts/polkadot-dev-build-docs.js
-    polkadot-dev-build-ts: scripts/polkadot-dev-build-ts.js
-    polkadot-dev-circular: scripts/polkadot-dev-circular.js
-    polkadot-dev-clean-build: scripts/polkadot-dev-clean-build.js
-    polkadot-dev-copy-to: scripts/polkadot-dev-copy-to.js
-    polkadot-dev-run-lint: scripts/polkadot-dev-run-lint.js
-    polkadot-dev-run-prettier: scripts/polkadot-dev-run-prettier.js
-    polkadot-dev-run-test: scripts/polkadot-dev-run-test.js
-    polkadot-dev-version: scripts/polkadot-dev-version.js
-    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-ghrelease: scripts/polkadot-exec-ghrelease.js
-    polkadot-exec-lerna: scripts/polkadot-exec-lerna.js
-    polkadot-exec-prettier: scripts/polkadot-exec-prettier.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: 1b9ba8a275ea59980530a3a7d891840727c8d0e91eabeca6717d8a38cff4f9f9a5629942c3f5e7ff5a309f1107a9486da9bf4782c7459549887c55a398b80c17
+    polkadot-ci-ghact-build: scripts/polkadot-ci-ghact-build.cjs
+    polkadot-ci-ghact-docs: scripts/polkadot-ci-ghact-docs.cjs
+    polkadot-ci-ghpages-force: scripts/polkadot-ci-ghpages-force.cjs
+    polkadot-dev-build-docs: scripts/polkadot-dev-build-docs.cjs
+    polkadot-dev-build-ts: scripts/polkadot-dev-build-ts.cjs
+    polkadot-dev-circular: scripts/polkadot-dev-circular.cjs
+    polkadot-dev-clean-build: scripts/polkadot-dev-clean-build.cjs
+    polkadot-dev-copy-to: scripts/polkadot-dev-copy-to.cjs
+    polkadot-dev-run-lint: scripts/polkadot-dev-run-lint.cjs
+    polkadot-dev-run-prettier: scripts/polkadot-dev-run-prettier.cjs
+    polkadot-dev-run-test: scripts/polkadot-dev-run-test.cjs
+    polkadot-dev-version: scripts/polkadot-dev-version.cjs
+    polkadot-dev-yarn-only: scripts/polkadot-dev-yarn-only.cjs
+    polkadot-exec-eslint: scripts/polkadot-exec-eslint.cjs
+    polkadot-exec-ghpages: scripts/polkadot-exec-ghpages.cjs
+    polkadot-exec-ghrelease: scripts/polkadot-exec-ghrelease.cjs
+    polkadot-exec-lerna: scripts/polkadot-exec-lerna.cjs
+    polkadot-exec-prettier: scripts/polkadot-exec-prettier.cjs
+    polkadot-exec-tsc: scripts/polkadot-exec-tsc.cjs
+    polkadot-exec-typedoc: scripts/polkadot-exec-typedoc.cjs
+    polkadot-exec-vuepress: scripts/polkadot-exec-vuepress.cjs
+    polkadot-exec-webpack: scripts/polkadot-exec-webpack.cjs
+  checksum: 87086fe151f853bad1206099b642a20c381801e67d3564c35f478acc1d5c2dd2f29b8ac4d4aaa71d30880764ab5d678adeb7f2edb6d38607a5e629e3ccb75ba2
   languageName: node
   linkType: hard
 
@@ -2199,17 +2199,17 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/keyring@npm:^4.0.2-11":
-  version: 4.0.2-11
-  resolution: "@polkadot/keyring@npm:4.0.2-11"
+"@polkadot/keyring@npm:^4.0.2-12":
+  version: 4.0.2-12
+  resolution: "@polkadot/keyring@npm:4.0.2-12"
   dependencies:
     "@babel/runtime": ^7.12.1
-    "@polkadot/util": 4.0.2-11
-    "@polkadot/util-crypto": 4.0.2-11
+    "@polkadot/util": 4.0.2-12
+    "@polkadot/util-crypto": 4.0.2-12
   peerDependencies:
-    "@polkadot/util": 4.0.2-11
-    "@polkadot/util-crypto": 4.0.2-11
-  checksum: 6d5891328b1ae633de1d5cfe8768145c9e56aeb458c8d04bf56a8270b5d8d0457bdead03245fd61a9b04b0efe4194c7ecc02a92ee845056a5645870c68cdfad8
+    "@polkadot/util": 4.0.2-12
+    "@polkadot/util-crypto": 4.0.2-12
+  checksum: 67056cc9dbf4d91e589ddd59c2cdb4eac506703f5ab690d27233f0de33d2b92af1004ec74841b82de3476447e62dc7dfcbf22c63e891d5a8a84f93f89c6b71c2
   languageName: node
   linkType: hard
 
@@ -2220,7 +2220,7 @@ __metadata:
     "@babel/runtime": ^7.12.5
     "@ledgerhq/hw-transport-node-hid-singleton": ^5.28.0
     "@ledgerhq/hw-transport-webusb": ^5.28.0
-    "@polkadot/types": ^2.6.2-5
+    "@polkadot/types": ^2.6.2-7
     "@types/ledgerhq__hw-transport-node-hid": ^4.22.2
     "@types/ledgerhq__hw-transport-webusb": ^4.70.1
   dependenciesMeta:
@@ -2235,34 +2235,34 @@ __metadata:
   dependencies:
     "@babel/runtime": ^7.12.5
     "@polkadot/ledger-transports": 0.62.2-9
-    "@polkadot/types": ^2.6.2-5
-    "@polkadot/util": ^4.0.2-11
+    "@polkadot/types": ^2.6.2-7
+    "@polkadot/util": ^4.0.2-12
     "@zondax/ledger-polkadot": ^0.11.0
   peerDependencies:
     "@polkadot/util": "*"
   languageName: unknown
   linkType: soft
 
-"@polkadot/metadata@npm:2.6.2-5":
-  version: 2.6.2-5
-  resolution: "@polkadot/metadata@npm:2.6.2-5"
+"@polkadot/metadata@npm:2.6.2-7":
+  version: 2.6.2-7
+  resolution: "@polkadot/metadata@npm:2.6.2-7"
   dependencies:
     "@babel/runtime": ^7.12.1
-    "@polkadot/types": 2.6.2-5
-    "@polkadot/types-known": 2.6.2-5
-    "@polkadot/util": ^4.0.2-11
-    "@polkadot/util-crypto": ^4.0.2-11
+    "@polkadot/types": 2.6.2-7
+    "@polkadot/types-known": 2.6.2-7
+    "@polkadot/util": ^4.0.2-12
+    "@polkadot/util-crypto": ^4.0.2-12
     bn.js: ^5.1.3
-  checksum: 9edc730976315bd47720c3c829f9e04e812f4d4ff456222141a75281d2080b59c6b8662a598b3056de7c9598b831cdb1547dbe39953e3deda0d6d0a480a172c4
+  checksum: 124cf4735e1096b5ec5b21092e44dd653ddbb7ebff7beb4d1bdeabc00a0af51ce74e4037be64c81fec57bbd951f75b7c016a0aec3cba4259ae979e661f10aeae
   languageName: node
   linkType: hard
 
-"@polkadot/networks@npm:4.0.2-11, @polkadot/networks@npm:^4.0.2-11":
-  version: 4.0.2-11
-  resolution: "@polkadot/networks@npm:4.0.2-11"
+"@polkadot/networks@npm:4.0.2-12, @polkadot/networks@npm:^4.0.2-12":
+  version: 4.0.2-12
+  resolution: "@polkadot/networks@npm:4.0.2-12"
   dependencies:
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