diff --git a/packages/extension-base/package.json b/packages/extension-base/package.json
index b62b131c7..ed59f5af2 100644
--- a/packages/extension-base/package.json
+++ b/packages/extension-base/package.json
@@ -27,9 +27,9 @@
     "@polkadot/extension-inject": "^0.47.5",
     "@polkadot/keyring": "12.3.2",
     "@polkadot/networks": "^12.6.2",
-    "@polkadot/phishing": "latest",
+    "@polkadot/phishing": "^0.22.8",
     "@polkadot/rpc-provider": "^11.2.1",
-    "@polkadot/types": "latest",
+    "@polkadot/types": "^11.2.1",
     "@polkadot/ui-keyring": "^3.6.6",
     "@polkadot/ui-settings": "^3.6.6",
     "@polkadot/util": "^12.6.2",
diff --git a/packages/extension-base/tsconfig.build.json b/packages/extension-base/tsconfig.build.json
index 368721833..c7494f8a6 100644
--- a/packages/extension-base/tsconfig.build.json
+++ b/packages/extension-base/tsconfig.build.json
@@ -5,6 +5,9 @@
     "outDir": "./build",
     "rootDir": "./src"
   },
+  "exclude": [
+    "**/*.spec.ts"
+  ],
   "references": [
     { "path": "../extension-chains/tsconfig.build.json"
     },
diff --git a/packages/extension-chains/src/packageInfo.ts b/packages/extension-chains/src/packageInfo.ts
index 210823492..a1b7ee3f3 100644
--- a/packages/extension-chains/src/packageInfo.ts
+++ b/packages/extension-chains/src/packageInfo.ts
@@ -3,4 +3,4 @@
 
 // Do not edit, auto-generated by @polkadot/dev
 
-export const packageInfo = { name: '@polkadot/extension-chains', path: 'auto', type: 'auto', version: '0.47.5' };
\ No newline at end of file
+export const packageInfo = { name: '@polkadot/extension-chains', path: 'auto', type: 'auto', version: '0.47.5' };
diff --git a/packages/extension-compat-metamask/package.json b/packages/extension-compat-metamask/package.json
index 0ba9e15e0..e6ab513af 100644
--- a/packages/extension-compat-metamask/package.json
+++ b/packages/extension-compat-metamask/package.json
@@ -1,11 +1,12 @@
 {
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "bugs": "https://github.com/polkagate/extension/issues",
-  "contributors": [],
   "description": "Metamask compatibility layer",
+  "engines": {
+    "node": ">=18"
+  },
   "homepage": "https://github.com/polkagate/extension/tree/master/packages/extension-compat-metamask#readme",
   "license": "Apache-2.0",
-  "maintainers": [],
   "name": "@polkadot/extension-compat-metamask",
   "repository": {
     "directory": "packages/extension-compat-metamask",
diff --git a/packages/extension-dapp/package.json b/packages/extension-dapp/package.json
index f995b954c..5f00b8057 100644
--- a/packages/extension-dapp/package.json
+++ b/packages/extension-dapp/package.json
@@ -1,11 +1,12 @@
 {
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "bugs": "https://github.com/polkagate/extension/issues",
-  "contributors": [],
   "description": "Provides an interfaces around the injected globals for ease of access by dapp developers.",
+  "engines": {
+    "node": ">=18"
+  },
   "homepage": "https://github.com/polkagate/extension/tree/master/packages/extension-dapp#readme",
   "license": "Apache-2.0",
-  "maintainers": [],
   "name": "@polkadot/extension-dapp",
   "repository": {
     "directory": "packages/extension-dapp",
diff --git a/packages/extension-dapp/tsconfig.build.json b/packages/extension-dapp/tsconfig.build.json
index 9395ff162..249f55e50 100644
--- a/packages/extension-dapp/tsconfig.build.json
+++ b/packages/extension-dapp/tsconfig.build.json
@@ -5,6 +5,9 @@
     "outDir": "./build",
     "rootDir": "./src"
   },
+  "exclude": [
+    "**/*.spec.ts"
+  ],
   "references": [
     { "path": "../extension-inject/tsconfig.build.json"
     }
diff --git a/packages/extension-inject/package.json b/packages/extension-inject/package.json
index eb2aacf36..8cff5ad93 100644
--- a/packages/extension-inject/package.json
+++ b/packages/extension-inject/package.json
@@ -1,11 +1,12 @@
 {
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "bugs": "https://github.com/polkagate/extension/issues",
-  "contributors": [],
   "description": "A generic injector (usable to any extension), that populates the base exposed interfaces to be used by dapps.",
+  "engines": {
+    "node": ">=18"
+  },
   "homepage": "https://github.com/polkagate/extension/tree/master/packages/extension-inject#readme",
   "license": "Apache-2.0",
-  "maintainers": [],
   "name": "@polkadot/extension-inject",
   "repository": {
     "directory": "packages/extension-inject",
diff --git a/packages/extension-mocks/package.json b/packages/extension-mocks/package.json
index c41297859..b0e913185 100644
--- a/packages/extension-mocks/package.json
+++ b/packages/extension-mocks/package.json
@@ -1,11 +1,12 @@
 {
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "bugs": "https://github.com/polkagate/extension/issues",
-  "contributors": [],
   "description": "Definitions for all known chains as exposed by the extension.",
+  "engines": {
+    "node": ">=18"
+  },
   "homepage": "https://github.com/polkagate/extension/tree/master/packages/extension-mocks#readme",
   "license": "Apache-2.0",
-  "maintainers": [],
   "name": "@polkadot/extension-mocks",
   "repository": {
     "directory": "packages/extension-mocks",
diff --git a/packages/extension-polkagate/package.json b/packages/extension-polkagate/package.json
index ce8fb4819..1fa6d2fb3 100644
--- a/packages/extension-polkagate/package.json
+++ b/packages/extension-polkagate/package.json
@@ -1,11 +1,12 @@
 {
   "author": "Kami Ekbatanifard <ekbatanifard@gmail.com>",
   "bugs": "https://github.com/polkagate/extension/issues",
-  "contributors": [],
   "description": "A user-friendly wallet for seamless browser-based interaction with Polkadot/Substrate-based blockchains.",
+  "engines": {
+    "node": ">=18"
+  },
   "homepage": "https://github.com/polkagate/extension/tree/master/packages/extension-polkagate#readme",
   "license": "Apache-2.0",
-  "maintainers": [],
   "name": "@polkadot/extension-polkagate",
   "repository": {
     "directory": "packages/extension-polkagate",
diff --git a/packages/extension-polkagate/tsconfig.build.json b/packages/extension-polkagate/tsconfig.build.json
index 972dc703d..70949b8f9 100644
--- a/packages/extension-polkagate/tsconfig.build.json
+++ b/packages/extension-polkagate/tsconfig.build.json
@@ -5,6 +5,9 @@
     "outDir": "./build",
     "rootDir": "./src"
   },
+  "exclude": [
+    "**/*.spec.ts"
+  ],
   "references": [
     { "path": "../extension-base/tsconfig.build.json"
     },
diff --git a/packages/extension-ui/package.json b/packages/extension-ui/package.json
index fa03846d0..bcd647f0e 100644
--- a/packages/extension-ui/package.json
+++ b/packages/extension-ui/package.json
@@ -1,11 +1,12 @@
 {
   "author": "Jaco Greeff <jacogr@gmail.com>",
   "bugs": "https://github.com/polkagate/extension/issues",
-  "contributors": [],
   "description": "A sample signer extension for the @polkadot/api",
+  "engines": {
+    "node": ">=18"
+  },
   "homepage": "https://github.com/polkagate/extension/tree/master/packages/extension-ui#readme",
   "license": "Apache-2.0",
-  "maintainers": [],
   "name": "@polkadot/extension-ui",
   "repository": {
     "directory": "packages/extension-ui",
diff --git a/packages/extension-ui/src/packageDetect.ts b/packages/extension-ui/src/packageDetect.ts
new file mode 100644
index 000000000..ba944ef0d
--- /dev/null
+++ b/packages/extension-ui/src/packageDetect.ts
@@ -0,0 +1,11 @@
+// Copyright 2017-2024 @polkadot/extension-ui authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+// Do not edit, auto-generated by @polkadot/dev
+// (packageInfo imports will be kept as-is, user-editable)
+
+import { detectPackage } from '@polkadot/util';
+
+import { packageInfo } from './packageInfo.js';
+
+detectPackage(packageInfo, null, []);
diff --git a/packages/extension-ui/src/packageInfo.ts b/packages/extension-ui/src/packageInfo.ts
new file mode 100644
index 000000000..c3ecf94ef
--- /dev/null
+++ b/packages/extension-ui/src/packageInfo.ts
@@ -0,0 +1,6 @@
+// Copyright 2017-2024 @polkadot/extension-ui authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+// Do not edit, auto-generated by @polkadot/dev
+
+export const packageInfo = { name: '@polkadot/extension-ui', path: 'auto', type: 'auto', version: '0.47.5' };
diff --git a/packages/extension-ui/tsconfig.build.json b/packages/extension-ui/tsconfig.build.json
index f94c98238..1a4bbc9cf 100644
--- a/packages/extension-ui/tsconfig.build.json
+++ b/packages/extension-ui/tsconfig.build.json
@@ -5,6 +5,9 @@
     "outDir": "./build",
     "rootDir": "./src"
   },
+  "exclude": [
+    "**/*.spec.ts"
+  ],
   "references": [
     { "path": "../extension-base/tsconfig.build.json"
     },
diff --git a/tsconfig.base.json b/tsconfig.base.json
index 332fc8f88..6472298dc 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -27,6 +27,6 @@
       "@polkadot/extension-polkagate": ["extension-polkagate/src/index.ts"],
       "@polkadot/extension-polkagate/*": ["extension-polkagate/src/*.ts"]
     },
-    "skipLibCheck": true
+    "skipLibCheck": true,
 	}
  }
diff --git a/yarn.lock b/yarn.lock
index 463163462..df0630499 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2063,9 +2063,9 @@ __metadata:
     "@polkadot/extension-mocks": ^0.47.5
     "@polkadot/keyring": 12.3.2
     "@polkadot/networks": ^12.6.2
-    "@polkadot/phishing": latest
+    "@polkadot/phishing": ^0.22.8
     "@polkadot/rpc-provider": ^11.2.1
-    "@polkadot/types": latest
+    "@polkadot/types": ^11.2.1
     "@polkadot/ui-keyring": ^3.6.6
     "@polkadot/ui-settings": ^3.6.6
     "@polkadot/util": ^12.6.2
@@ -2337,7 +2337,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@polkadot/phishing@npm:latest":
+"@polkadot/phishing@npm:^0.22.8":
   version: 0.22.8
   resolution: "@polkadot/phishing@npm:0.22.8"
   dependencies: