diff --git a/package.json b/package.json
index e246c1547..55e0262eb 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.14.0",
-    "@polkadot/dev": "^0.62.13",
+    "@polkadot/dev": "^0.62.14",
     "@polkadot/ts": "^0.3.65",
     "@types/jest": "^26.0.23"
   },
diff --git a/yarn.lock b/yarn.lock
index 04b51393a..2d936c1ea 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1425,9 +1425,9 @@ __metadata:
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-"@eslint/eslintrc@npm:^0.4.0":
-  version: 0.4.0
-  resolution: "@eslint/eslintrc@npm:0.4.0"
+"@eslint/eslintrc@npm:^0.4.1":
+  version: 0.4.1
+  resolution: "@eslint/eslintrc@npm:0.4.1"
   dependencies:
     ajv: ^6.12.4
     debug: ^4.1.1
@@ -1438,7 +1438,7 @@ __metadata:
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     minimatch: ^3.0.4
     strip-json-comments: ^3.1.1
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@@ -1914,9 +1914,9 @@ __metadata:
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-"@polkadot/dev@npm:^0.62.13":
-  version: 0.62.13
-  resolution: "@polkadot/dev@npm:0.62.13"
+"@polkadot/dev@npm:^0.62.14":
+  version: 0.62.14
+  resolution: "@polkadot/dev@npm:0.62.14"
   dependencies:
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     "@babel/core": ^7.14.0
@@ -1938,8 +1938,8 @@ __metadata:
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     "@babel/runtime": ^7.14.0
     "@rushstack/eslint-patch": ^1.0.6
-    "@typescript-eslint/eslint-plugin": 4.22.1
-    "@typescript-eslint/parser": 4.22.1
+    "@typescript-eslint/eslint-plugin": 4.23.0
+    "@typescript-eslint/parser": 4.23.0
     "@vue/component-compiler-utils": ^3.2.0
     babel-jest: ^26.6.3
     babel-plugin-module-extension-resolver: ^1.0.0-rc.2
@@ -1948,7 +1948,7 @@ __metadata:
     browserslist: ^4.16.6
     chalk: ^4.1.1
     coveralls: ^3.1.0
-    eslint: ^7.25.0
+    eslint: ^7.26.0
     eslint-config-standard: ^16.0.2
     eslint-import-resolver-node: ^0.3.4
     eslint-plugin-header: ^3.1.1
@@ -1972,7 +1972,7 @@ __metadata:
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     minimatch: ^3.0.4
     mkdirp: ^1.0.4
-    prettier: ^2.2.1
+    prettier: ^2.3.0
     rimraf: ^3.0.2
     typescript: ^4.2.4
     yargs: ^17.0.1
@@ -1996,7 +1996,7 @@ __metadata:
     polkadot-exec-prettier: scripts/polkadot-exec-prettier.cjs
     polkadot-exec-tsc: scripts/polkadot-exec-tsc.cjs
     polkadot-exec-webpack: scripts/polkadot-exec-webpack.cjs
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@@ -2581,12 +2581,12 @@ __metadata:
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-  resolution: "@typescript-eslint/eslint-plugin@npm:4.22.1"
+"@typescript-eslint/eslint-plugin@npm:4.23.0":
+  version: 4.23.0
+  resolution: "@typescript-eslint/eslint-plugin@npm:4.23.0"
   dependencies:
-    "@typescript-eslint/experimental-utils": 4.22.1
-    "@typescript-eslint/scope-manager": 4.22.1
+    "@typescript-eslint/experimental-utils": 4.23.0
+    "@typescript-eslint/scope-manager": 4.23.0
     debug: ^4.1.1
     functional-red-black-tree: ^1.0.1
     lodash: ^4.17.15
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-  resolution: "@typescript-eslint/experimental-utils@npm:4.22.1"
+"@typescript-eslint/experimental-utils@npm:4.23.0":
+  version: 4.23.0
+  resolution: "@typescript-eslint/experimental-utils@npm:4.23.0"
   dependencies:
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-    "@typescript-eslint/scope-manager": 4.22.1
-    "@typescript-eslint/types": 4.22.1
-    "@typescript-eslint/typescript-estree": 4.22.1
+    "@typescript-eslint/scope-manager": 4.23.0
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-  resolution: "@typescript-eslint/parser@npm:4.22.1"
+"@typescript-eslint/parser@npm:4.23.0":
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-  resolution: "@typescript-eslint/scope-manager@npm:4.22.1"
+"@typescript-eslint/scope-manager@npm:4.23.0":
+  version: 4.23.0
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+"@typescript-eslint/types@npm:4.23.0":
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+  resolution: "@typescript-eslint/types@npm:4.23.0"
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-"@typescript-eslint/typescript-estree@npm:4.22.1, @typescript-eslint/typescript-estree@npm:^4.8.2":
-  version: 4.22.1
-  resolution: "@typescript-eslint/typescript-estree@npm:4.22.1"
+"@typescript-eslint/typescript-estree@npm:4.23.0, @typescript-eslint/typescript-estree@npm:^4.8.2":
+  version: 4.23.0
+  resolution: "@typescript-eslint/typescript-estree@npm:4.23.0"
   dependencies:
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-    "@typescript-eslint/visitor-keys": 4.22.1
+    "@typescript-eslint/types": 4.23.0
+    "@typescript-eslint/visitor-keys": 4.23.0
     debug: ^4.1.1
     globby: ^11.0.1
     is-glob: ^4.0.1
@@ -2667,17 +2667,17 @@ __metadata:
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-"@typescript-eslint/visitor-keys@npm:4.22.1":
-  version: 4.22.1
-  resolution: "@typescript-eslint/visitor-keys@npm:4.22.1"
+"@typescript-eslint/visitor-keys@npm:4.23.0":
+  version: 4.23.0
+  resolution: "@typescript-eslint/visitor-keys@npm:4.23.0"
   dependencies:
-    "@typescript-eslint/types": 4.22.1
+    "@typescript-eslint/types": 4.23.0
     eslint-visitor-keys: ^2.0.0
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-"eslint@npm:^7.25.0":
-  version: 7.25.0
-  resolution: "eslint@npm:7.25.0"
+"eslint@npm:^7.26.0":
+  version: 7.26.0
+  resolution: "eslint@npm:7.26.0"
   dependencies:
     "@babel/code-frame": 7.12.11
-    "@eslint/eslintrc": ^0.4.0
+    "@eslint/eslintrc": ^0.4.1
     ajv: ^6.10.0
     chalk: ^4.0.0
     cross-spawn: ^7.0.2
@@ -5041,7 +5041,7 @@ __metadata:
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   bin:
     eslint: bin/eslint.js
-  checksum: 6e1782e2264ebf987504746ee82e996bf0ef2c29a2eaea869b54cb8aa1eaf10945b1d563618515e65ac934ca626f3609282127773f45868ad4a98744458a3c62
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@@ -9069,12 +9069,12 @@ fsevents@~2.1.2:
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   linkType: hard
 
-"prettier@npm:^2.2.1":
-  version: 2.2.1
-  resolution: "prettier@npm:2.2.1"
+"prettier@npm:^2.3.0":
+  version: 2.3.0
+  resolution: "prettier@npm:2.3.0"
   bin:
     prettier: bin-prettier.js
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@@ -9730,7 +9730,7 @@ resolve@^2.0.0-next.3:
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   dependencies:
     "@babel/core": ^7.14.0
-    "@polkadot/dev": ^0.62.13
+    "@polkadot/dev": ^0.62.14
     "@polkadot/ts": ^0.3.65
     "@types/jest": ^26.0.23
   languageName: unknown