diff --git a/package.json b/package.json
index de36d453..47ef2c4f 100644
--- a/package.json
+++ b/package.json
@@ -34,8 +34,8 @@
   "devDependencies": {
     "@babel/core": "^7.16.5",
     "@babel/runtime": "^7.16.5",
-    "@polkadot/dev": "^0.64.5",
-    "@polkadot/ts": "^0.4.20",
+    "@polkadot/dev": "^0.64.15",
+    "@polkadot/ts": "^0.4.22",
     "@polkadot/x-bundle": "^8.2.2",
     "@types/jest": "^27.0.3",
     "babel-loader": "^8.2.3",
diff --git a/packages/react-qr/package.json b/packages/react-qr/package.json
index 26dea3f4..ce860baa 100644
--- a/packages/react-qr/package.json
+++ b/packages/react-qr/package.json
@@ -18,6 +18,7 @@
   "main": "index.js",
   "dependencies": {
     "@babel/runtime": "^7.16.5",
+    "@polkadot/ui-settings": "0.87.7-0",
     "@polkadot/util": "^8.2.2",
     "@polkadot/util-crypto": "^8.2.2",
     "qrcode-generator": "^1.4.4",
diff --git a/packages/ui-keyring/package.json b/packages/ui-keyring/package.json
index 90ebc20f..984fb022 100644
--- a/packages/ui-keyring/package.json
+++ b/packages/ui-keyring/package.json
@@ -24,6 +24,7 @@
     "@polkadot/keyring": "^8.2.2",
     "@polkadot/ui-settings": "0.87.7-0",
     "@polkadot/util": "^8.2.2",
+    "@polkadot/util-crypto": "^8.2.2",
     "mkdirp": "^1.0.4",
     "rxjs": "^7.4.0",
     "store": "^2.0.12"
diff --git a/packages/ui-keyring/src/Keyring.ts b/packages/ui-keyring/src/Keyring.ts
index dcfa5322..63ee016a 100644
--- a/packages/ui-keyring/src/Keyring.ts
+++ b/packages/ui-keyring/src/Keyring.ts
@@ -1,8 +1,8 @@
 // Copyright 2017-2021 @polkadot/ui-keyring authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type BN from 'bn.js';
 import type { KeyringPair, KeyringPair$Json, KeyringPair$Meta } from '@polkadot/keyring/types';
+import type { BN } from '@polkadot/util';
 import type { EncryptedJson } from '@polkadot/util-crypto/json/types';
 import type { KeypairType } from '@polkadot/util-crypto/types';
 import type { AddressSubject, SingleAddress } from './observable/types';
diff --git a/yarn.lock b/yarn.lock
index d9b61f8b..d45ea556 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2136,9 +2136,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/dev@npm:^0.64.5":
-  version: 0.64.5
-  resolution: "@polkadot/dev@npm:0.64.5"
+"@polkadot/dev@npm:^0.64.15":
+  version: 0.64.15
+  resolution: "@polkadot/dev@npm:0.64.15"
   dependencies:
     "@babel/cli": ^7.16.0
     "@babel/core": ^7.16.5
@@ -2162,8 +2162,8 @@ __metadata:
     "@rollup/plugin-json": ^4.1.0
     "@rollup/plugin-node-resolve": ^13.1.1
     "@rushstack/eslint-patch": ^1.1.0
-    "@typescript-eslint/eslint-plugin": 5.7.0
-    "@typescript-eslint/parser": 5.7.0
+    "@typescript-eslint/eslint-plugin": 5.8.0
+    "@typescript-eslint/parser": 5.8.0
     "@vue/component-compiler-utils": ^3.3.0
     babel-jest: ^27.4.5
     babel-plugin-module-extension-resolver: ^1.0.0-rc.2
@@ -2171,14 +2171,14 @@ __metadata:
     babel-plugin-styled-components: ^2.0.2
     browserslist: ^4.19.1
     coveralls: ^3.1.1
-    eslint: ^8.4.1
+    eslint: ^8.5.0
     eslint-config-standard: ^16.0.3
     eslint-import-resolver-node: ^0.3.6
     eslint-plugin-header: ^3.1.1
     eslint-plugin-import: ^2.25.3
-    eslint-plugin-import-newlines: ^1.1.5
+    eslint-plugin-import-newlines: ^1.1.7
     eslint-plugin-node: ^11.1.0
-    eslint-plugin-promise: ^5.2.0
+    eslint-plugin-promise: ^6.0.0
     eslint-plugin-react: ^7.27.1
     eslint-plugin-react-hooks: ^4.3.0
     eslint-plugin-simple-import-sort: ^7.0.0
@@ -2223,7 +2223,7 @@ __metadata:
     polkadot-exec-rollup: scripts/polkadot-exec-rollup.mjs
     polkadot-exec-tsc: scripts/polkadot-exec-tsc.mjs
     polkadot-exec-webpack: scripts/polkadot-exec-webpack.mjs
-  checksum: 04a30123e45254058afb772b8484fabb537ebeda07fc7aa595dec1e384b52fcf8cb9be0e2050b4961e63c0adfd2bc9b8d4f78dc8eabfed91a62b5f7ae84681f3
+  checksum: 4f866be68acf54d36a7428e6a05d698b51d7db5409e64a72a59bae3f11794fb3a44639054fe06dc052533c8df4eec8a21ae70dd490310c31dfe1990437555a0c
   languageName: node
   linkType: hard
 
@@ -2329,6 +2329,7 @@ __metadata:
   resolution: "@polkadot/react-qr@workspace:packages/react-qr"
   dependencies:
     "@babel/runtime": ^7.16.5
+    "@polkadot/ui-settings": 0.87.7-0
     "@polkadot/util": ^8.2.2
     "@polkadot/util-crypto": ^8.2.2
     "@types/react-qr-reader": ^2.1.4
@@ -2363,12 +2364,12 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/ts@npm:^0.4.20":
-  version: 0.4.20
-  resolution: "@polkadot/ts@npm:0.4.20"
+"@polkadot/ts@npm:^0.4.22":
+  version: 0.4.22
+  resolution: "@polkadot/ts@npm:0.4.22"
   dependencies:
     "@types/chrome": ^0.0.171
-  checksum: 07d72e24d1df54831fa9832afd2d6d2f2eba73b37a8d8906da6decf8e1a2bedd37b37ee2da78988b152adb0727428b37c230e7eb1b687d1f2d0ba49ae0839fc5
+  checksum: 4f900a16949b13bf46c420d110dcd9287ebe4b112c30e3250e3374b6f4203f28b08d85039cb2daf645012807b6817d09079d84cda53eb4b9a826bfa74bb1fe55
   languageName: node
   linkType: hard
 
@@ -2389,6 +2390,7 @@ __metadata:
     "@polkadot/keyring": ^8.2.2
     "@polkadot/ui-settings": 0.87.7-0
     "@polkadot/util": ^8.2.2
+    "@polkadot/util-crypto": ^8.2.2
     "@types/mkdirp": ^1.0.2
     "@types/store": ^2.0.2
     mkdirp: ^1.0.4
@@ -3294,12 +3296,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/eslint-plugin@npm:5.7.0":
-  version: 5.7.0
-  resolution: "@typescript-eslint/eslint-plugin@npm:5.7.0"
+"@typescript-eslint/eslint-plugin@npm:5.8.0":
+  version: 5.8.0
+  resolution: "@typescript-eslint/eslint-plugin@npm:5.8.0"
   dependencies:
-    "@typescript-eslint/experimental-utils": 5.7.0
-    "@typescript-eslint/scope-manager": 5.7.0
+    "@typescript-eslint/experimental-utils": 5.8.0
+    "@typescript-eslint/scope-manager": 5.8.0
     debug: ^4.3.2
     functional-red-black-tree: ^1.0.1
     ignore: ^5.1.8
@@ -3312,50 +3314,50 @@ __metadata:
   peerDependenciesMeta:
     typescript:
       optional: true
-  checksum: e3674ee680e5dffecdb5d243d6c958ea8003021919d1b2068a3bebfde8e5303b3cecbc28cd144e1bacececb638b3d90fd3e16cd9e1f2e397c0eac8f148b9d3ac
+  checksum: 96a21a3e19baf57e30c97953e35832b1f4e135c865b2dfd5afe53772bd08556b9ad724e55696dce9acf471553ab66ae45737e82abba6c15152f79a47d2d9f055
   languageName: node
   linkType: hard
 
-"@typescript-eslint/experimental-utils@npm:5.7.0":
-  version: 5.7.0
-  resolution: "@typescript-eslint/experimental-utils@npm:5.7.0"
+"@typescript-eslint/experimental-utils@npm:5.8.0":
+  version: 5.8.0
+  resolution: "@typescript-eslint/experimental-utils@npm:5.8.0"
   dependencies:
     "@types/json-schema": ^7.0.9
-    "@typescript-eslint/scope-manager": 5.7.0
-    "@typescript-eslint/types": 5.7.0
-    "@typescript-eslint/typescript-estree": 5.7.0
+    "@typescript-eslint/scope-manager": 5.8.0
+    "@typescript-eslint/types": 5.8.0
+    "@typescript-eslint/typescript-estree": 5.8.0
     eslint-scope: ^5.1.1
     eslint-utils: ^3.0.0
   peerDependencies:
-    eslint: "*"
-  checksum: 5e9ca434d834059632bf6f227c9d7f13f143f5a42d8518df6e54db242e971bae09038d9abcc5ff3debab8ecf17c742544ff66778f6bcbc90e94d92ee358d8315
+    eslint: ^6.0.0 || ^7.0.0 || ^8.0.0
+  checksum: c97798bcc3332331a75661e073d38783ee4882803b0247db76df851bc8594c9b7e23fb9de28aa212c331b18ff2e8c23657ae1b9b994eeec528214fcf8d81e9fb
   languageName: node
   linkType: hard
 
-"@typescript-eslint/parser@npm:5.7.0":
-  version: 5.7.0
-  resolution: "@typescript-eslint/parser@npm:5.7.0"
+"@typescript-eslint/parser@npm:5.8.0":
+  version: 5.8.0
+  resolution: "@typescript-eslint/parser@npm:5.8.0"
   dependencies:
-    "@typescript-eslint/scope-manager": 5.7.0
-    "@typescript-eslint/types": 5.7.0
-    "@typescript-eslint/typescript-estree": 5.7.0
+    "@typescript-eslint/scope-manager": 5.8.0
+    "@typescript-eslint/types": 5.8.0
+    "@typescript-eslint/typescript-estree": 5.8.0
     debug: ^4.3.2
   peerDependencies:
     eslint: ^6.0.0 || ^7.0.0 || ^8.0.0
   peerDependenciesMeta:
     typescript:
       optional: true
-  checksum: c57f9ab2001d3fd61776eb8ae7f05d0f5beed9d78fdc1bedaf24bf5f17049b909cbcea79ad58d0059000e29716b04d536ff1522c29441d1865229a3490a95bb2
+  checksum: 138b1d20a6c204fdd0c93295b4ec667caf6036e74bfeae0b80cfe14c4d50761bb9f469b30d320d2d85757a1b98c2ae7f30d9a788a293afc1ea10b9f3d9fbc8f7
   languageName: node
   linkType: hard
 
-"@typescript-eslint/scope-manager@npm:5.7.0":
-  version: 5.7.0
-  resolution: "@typescript-eslint/scope-manager@npm:5.7.0"
+"@typescript-eslint/scope-manager@npm:5.8.0":
+  version: 5.8.0
+  resolution: "@typescript-eslint/scope-manager@npm:5.8.0"
   dependencies:
-    "@typescript-eslint/types": 5.7.0
-    "@typescript-eslint/visitor-keys": 5.7.0
-  checksum: 8323e9787cb21c2e6c3de6bef2eb56e7e37c04f9c19413ad54964545dacc27a59ce6c19d660f4a20c0c6a368eee264d231436e9e8f221ed551abdcaf78596e12
+    "@typescript-eslint/types": 5.8.0
+    "@typescript-eslint/visitor-keys": 5.8.0
+  checksum: 15f365a491c096104d3279617522375b6084117ac21e52cf04935a1cce192d730785a1e47afd8a8ca9aa907f1f9cd34793610406ce93447addf6854cdfa830f3
   languageName: node
   linkType: hard
 
@@ -3366,19 +3368,19 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/types@npm:5.7.0":
-  version: 5.7.0
-  resolution: "@typescript-eslint/types@npm:5.7.0"
-  checksum: 4573250e59ea9e0b163c3e05e44ffb4b1ba4cdcfd6081c1f0b532e4c4bbbc5eb34ff4286c81c815115a1a1690cc8b1ad7b3ed79f3798773bf494b6ed82d0396b
+"@typescript-eslint/types@npm:5.8.0":
+  version: 5.8.0
+  resolution: "@typescript-eslint/types@npm:5.8.0"
+  checksum: eda7a2c4620fd0cd56a81af6f44d8de96eb5912dda69907cd422e3fb5845b45c004a2c50f1896b6573b70f41f175208434d13dd744ea23aec2094ba916578a81
   languageName: node
   linkType: hard
 
-"@typescript-eslint/typescript-estree@npm:5.7.0":
-  version: 5.7.0
-  resolution: "@typescript-eslint/typescript-estree@npm:5.7.0"
+"@typescript-eslint/typescript-estree@npm:5.8.0":
+  version: 5.8.0
+  resolution: "@typescript-eslint/typescript-estree@npm:5.8.0"
   dependencies:
-    "@typescript-eslint/types": 5.7.0
-    "@typescript-eslint/visitor-keys": 5.7.0
+    "@typescript-eslint/types": 5.8.0
+    "@typescript-eslint/visitor-keys": 5.8.0
     debug: ^4.3.2
     globby: ^11.0.4
     is-glob: ^4.0.3
@@ -3387,7 +3389,7 @@ __metadata:
   peerDependenciesMeta:
     typescript:
       optional: true
-  checksum: 0a63186e7b89dc3a1607d2b838ee7b44b4471654f3e77d62687242e5cb9d2a2385312f438dcfdcb70dadcb3638a141e1660483f7bb5d2cf3563cc9a43b0b2d94
+  checksum: 67f51754d1dea9eafc8d052b67a2d7a3b20e20d97de03fc49615fe70d0373323619dfa5986a8e71cb9b2ec6079fb050049100763b5dbadae52b30c7d11c57ebd
   languageName: node
   linkType: hard
 
@@ -3419,13 +3421,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/visitor-keys@npm:5.7.0":
-  version: 5.7.0
-  resolution: "@typescript-eslint/visitor-keys@npm:5.7.0"
+"@typescript-eslint/visitor-keys@npm:5.8.0":
+  version: 5.8.0
+  resolution: "@typescript-eslint/visitor-keys@npm:5.8.0"
   dependencies:
-    "@typescript-eslint/types": 5.7.0
+    "@typescript-eslint/types": 5.8.0
     eslint-visitor-keys: ^3.0.0
-  checksum: 59f7468c37cfcb92eb0de15b7ece47dd64a56c4d03d13167140c980399a4f12f20c1df52534f486cefc46bab65e717689b81decb327d2677063c47c0a26ae875
+  checksum: 03a349d4a577aa128b27d13a16e6e365d18e6aa9f297bc2a632bc2ddae8cfed9cb66c227f87fde9924e9f8a58c40c41df6f537016d037a05fe1908bfa0839d18
   languageName: node
   linkType: hard
 
@@ -6586,14 +6588,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"eslint-plugin-import-newlines@npm:^1.1.5":
-  version: 1.1.5
-  resolution: "eslint-plugin-import-newlines@npm:1.1.5"
+"eslint-plugin-import-newlines@npm:^1.1.7":
+  version: 1.1.7
+  resolution: "eslint-plugin-import-newlines@npm:1.1.7"
   peerDependencies:
     eslint: ">=6.0.0"
   bin:
     import-linter: lib/index.js
-  checksum: e26a61b5e3b0f70b522db047d54c5691bc46f2a39cdcd824c25611e427cca195ed0075275ce9170afd9e12ce3bfe461fad02fec810312f4af0709ad8b8e94e0e
+  checksum: da3fed1fd61e737c7f9086ffa813e7da3f58a9efe63bf4f14f856ca0de8d3d34ff785b2ce93ec9c022c6ee9c84c49fc67c94aae8ddc2d8c4755e99ae47f1ca78
   languageName: node
   linkType: hard
 
@@ -6636,12 +6638,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"eslint-plugin-promise@npm:^5.2.0":
-  version: 5.2.0
-  resolution: "eslint-plugin-promise@npm:5.2.0"
+"eslint-plugin-promise@npm:^6.0.0":
+  version: 6.0.0
+  resolution: "eslint-plugin-promise@npm:6.0.0"
   peerDependencies:
-    eslint: ^7.0.0
-  checksum: 5d6b2d28408c5afde6386942862427af3d83c9a130eb2555bb54b26a1761914e2c7326aca1be26dd3fee6405e65a2ee9432a4526147e5962545060ea0ef64058
+    eslint: ^7.0.0 || ^8.0.0
+  checksum: 7e761507c51267b77e4ad710e7c8938aa4f8f69b975886034e57497a1816e9527eda364e25aac03d1b4e0df2e738ba98e49ad075d028824fcfea533a1419751c
   languageName: node
   linkType: hard
 
@@ -6759,9 +6761,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"eslint@npm:8.4.1, eslint@npm:^8.4.1":
-  version: 8.4.1
-  resolution: "eslint@npm:8.4.1"
+"eslint@npm:8.5.0, eslint@npm:^8.5.0":
+  version: 8.5.0
+  resolution: "eslint@npm:8.5.0"
   dependencies:
     "@eslint/eslintrc": ^1.0.5
     "@humanwhocodes/config-array": ^0.9.2
@@ -6803,7 +6805,7 @@ __metadata:
     v8-compile-cache: ^2.0.3
   bin:
     eslint: bin/eslint.js
-  checksum: d962cd7cd0f68ddc2412f47154b8992ad3af987cf47fa6e60e51a2b7d32a91f934388f7d29e2c45b16b7ac69f0d220d0a483189ec6ba43a8a480110c34f158f9
+  checksum: c1a9e26070520a308cc30b62ba0d37d5b115ed23987a93219819537bdea9398e6ebe57c27d97be36ecc83b5162c72e82ecb0a9e5b44b7992980f9be90eb5c4b3
   languageName: node
   linkType: hard
 
@@ -13124,8 +13126,8 @@ resolve@^2.0.0-next.3:
   dependencies:
     "@babel/core": ^7.16.5
     "@babel/runtime": ^7.16.5
-    "@polkadot/dev": ^0.64.5
-    "@polkadot/ts": ^0.4.20
+    "@polkadot/dev": ^0.64.15
+    "@polkadot/ts": ^0.4.22
     "@polkadot/x-bundle": ^8.2.2
     "@types/jest": ^27.0.3
     babel-loader: ^8.2.3