diff --git a/packages/api-derive/package.json b/packages/api-derive/package.json
index 0276f25e2c..7fb8dc2a7c 100644
--- a/packages/api-derive/package.json
+++ b/packages/api-derive/package.json
@@ -32,6 +32,6 @@
     "@polkadot/types": "^1.0.0-beta.29"
   },
   "devDependencies": {
-    "@polkadot/keyring": "^2.0.0-beta.6"
+    "@polkadot/keyring": "^2.0.0-beta.7"
   }
 }
diff --git a/packages/api/package.json b/packages/api/package.json
index fef70824b4..e0fcf7e6f5 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -28,14 +28,14 @@
   "dependencies": {
     "@babel/runtime": "^7.8.3",
     "@polkadot/api-derive": "^1.0.0-beta.29",
-    "@polkadot/keyring": "^2.0.0-beta.6",
+    "@polkadot/keyring": "^2.0.0-beta.7",
     "@polkadot/metadata": "^1.0.0-beta.29",
     "@polkadot/rpc-core": "^1.0.0-beta.29",
     "@polkadot/rpc-provider": "^1.0.0-beta.29",
     "@polkadot/types": "^1.0.0-beta.29",
-    "@polkadot/util-crypto": "^2.0.0-beta.6"
+    "@polkadot/util-crypto": "^2.0.0-beta.7"
   },
   "devDependencies": {
-    "@polkadot/keyring": "^2.0.0-beta.6"
+    "@polkadot/keyring": "^2.0.0-beta.7"
   }
 }
diff --git a/packages/api/src/index.ts b/packages/api/src/index.ts
index 9537f42334..3cedb8e084 100644
--- a/packages/api/src/index.ts
+++ b/packages/api/src/index.ts
@@ -2,9 +2,17 @@
 // This software may be modified and distributed under the terms
 // of the Apache-2.0 license. See the LICENSE file for details.
 
-import { assertSingletonPackage } from '@polkadot/util';
+import { detectPackage } from '@polkadot/util';
 
-assertSingletonPackage('@polkadot/api');
+let pkgJson;
+
+try {
+  pkgJson = require('./package.json');
+} catch (error) {
+  pkgJson = require('../package.json');
+}
+
+detectPackage(pkgJson);
 
 export { Keyring } from '@polkadot/keyring';
 export { WsProvider } from '@polkadot/rpc-provider';
diff --git a/packages/metadata/package.json b/packages/metadata/package.json
index 4d003c935d..079d075f55 100644
--- a/packages/metadata/package.json
+++ b/packages/metadata/package.json
@@ -28,10 +28,10 @@
   "dependencies": {
     "@babel/runtime": "^7.8.3",
     "@polkadot/types": "^1.0.0-beta.29",
-    "@polkadot/util": "^2.0.0-beta.6",
-    "@polkadot/util-crypto": "^2.0.0-beta.6"
+    "@polkadot/util": "^2.0.0-beta.7",
+    "@polkadot/util-crypto": "^2.0.0-beta.7"
   },
   "devDependencies": {
-    "@polkadot/keyring": "^2.0.0-beta.6"
+    "@polkadot/keyring": "^2.0.0-beta.7"
   }
 }
diff --git a/packages/rpc-core/package.json b/packages/rpc-core/package.json
index aa8677ded4..860422d33b 100644
--- a/packages/rpc-core/package.json
+++ b/packages/rpc-core/package.json
@@ -30,7 +30,7 @@
     "@polkadot/jsonrpc": "^1.0.0-beta.29",
     "@polkadot/rpc-provider": "^1.0.0-beta.29",
     "@polkadot/types": "^1.0.0-beta.29",
-    "@polkadot/util": "^2.0.0-beta.6",
+    "@polkadot/util": "^2.0.0-beta.7",
     "rxjs": "^6.5.4"
   }
 }
diff --git a/packages/rpc-provider/package.json b/packages/rpc-provider/package.json
index 29ea91bf82..f67a038156 100644
--- a/packages/rpc-provider/package.json
+++ b/packages/rpc-provider/package.json
@@ -28,14 +28,14 @@
   "dependencies": {
     "@babel/runtime": "^7.8.3",
     "@polkadot/metadata": "^1.0.0-beta.29",
-    "@polkadot/util": "^2.0.0-beta.6",
-    "@polkadot/util-crypto": "^2.0.0-beta.6",
+    "@polkadot/util": "^2.0.0-beta.7",
+    "@polkadot/util-crypto": "^2.0.0-beta.7",
     "eventemitter3": "^4.0.0",
     "isomorphic-fetch": "^2.2.1",
     "websocket": "^1.0.31"
   },
   "devDependencies": {
-    "@polkadot/keyring": "^2.0.0-beta.6",
+    "@polkadot/keyring": "^2.0.0-beta.7",
     "mock-socket": "^9.0.3",
     "nock": "^11.7.2"
   }
diff --git a/packages/types/package.json b/packages/types/package.json
index 9424a5fcec..524b10ff0c 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -28,12 +28,12 @@
   "dependencies": {
     "@babel/runtime": "^7.8.3",
     "@polkadot/metadata": "^1.0.0-beta.29",
-    "@polkadot/util": "^2.0.0-beta.6",
-    "@polkadot/util-crypto": "^2.0.0-beta.6",
+    "@polkadot/util": "^2.0.0-beta.7",
+    "@polkadot/util-crypto": "^2.0.0-beta.7",
     "@types/memoizee": "^0.4.3",
     "memoizee": "^0.4.14"
   },
   "devDependencies": {
-    "@polkadot/keyring": "^2.0.0-beta.6"
+    "@polkadot/keyring": "^2.0.0-beta.7"
   }
 }
diff --git a/packages/types/src/index.ts b/packages/types/src/index.ts
index 4a684a50e0..c9f0a789da 100644
--- a/packages/types/src/index.ts
+++ b/packages/types/src/index.ts
@@ -5,9 +5,17 @@
 // NOTE When adding any types here, we need to update the documentation links as
 // well - <root>/docs/SUMMARY.md as well as ../README.md
 
-import { assertSingletonPackage } from '@polkadot/util';
+import { detectPackage } from '@polkadot/util';
 
-assertSingletonPackage('@polkadot/types');
+let pkgJson;
+
+try {
+  pkgJson = require('./package.json');
+} catch (error) {
+  pkgJson = require('../package.json');
+}
+
+detectPackage(pkgJson);
 
 export * from './codec';
 export * from './index.types';
diff --git a/yarn.lock b/yarn.lock
index 760c59bad5..c87572ece0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2001,14 +2001,14 @@
     typescript "^3.7.5"
     vuepress "^1.2.0"
 
-"@polkadot/keyring@^2.0.0-beta.6":
-  version "2.0.0-beta.6"
-  resolved "https://registry.yarnpkg.com/@polkadot/keyring/-/keyring-2.0.0-beta.6.tgz#fdc7d45039a3e8c428ebcc38b620b7a42cdd6a42"
-  integrity sha512-pMV6gIk99lwQ7tHpiZPmcw3/LPqAF8a09jb5ddBu0a/RG3pnKy+0k23C2ckAqEtfHj6z2lCpXYOSBXwepMzDwQ==
+"@polkadot/keyring@^2.0.0-beta.7":
+  version "2.0.0-beta.7"
+  resolved "https://registry.yarnpkg.com/@polkadot/keyring/-/keyring-2.0.0-beta.7.tgz#6c836ac14c9201df663709d4babeaf9b68279bf4"
+  integrity sha512-xOgXuRSg5+rYlcLe5HXellcQJ6SEFYVev7AKRjK0loMNAowX/KRt08eN6vzpVwLOnX9dt53b4mT0b1uQNxHsSA==
   dependencies:
     "@babel/runtime" "^7.8.3"
-    "@polkadot/util" "^2.0.0-beta.6"
-    "@polkadot/util-crypto" "^2.0.0-beta.6"
+    "@polkadot/util" "^2.0.0-beta.7"
+    "@polkadot/util-crypto" "^2.0.0-beta.7"
 
 "@polkadot/ts@^0.1.91":
   version "0.1.91"
@@ -2017,13 +2017,13 @@
   dependencies:
     "@types/chrome" "^0.0.92"
 
-"@polkadot/util-crypto@^2.0.0-beta.6":
-  version "2.0.0-beta.6"
-  resolved "https://registry.yarnpkg.com/@polkadot/util-crypto/-/util-crypto-2.0.0-beta.6.tgz#948fd431e12f792d017bf8b550346cdd1b165b35"
-  integrity sha512-/0Ro95LxgasIM3b/Avg4ZcywjZJKL1jU1hJEtSgVQDZsaRTz7IGjR0gg5DJUiGvnIbGX0QbmX3yPuN/Kjwf4Bw==
+"@polkadot/util-crypto@^2.0.0-beta.7":
+  version "2.0.0-beta.7"
+  resolved "https://registry.yarnpkg.com/@polkadot/util-crypto/-/util-crypto-2.0.0-beta.7.tgz#7eb00da7497b11147c8f240923bdb944135d697f"
+  integrity sha512-xC3sWMUskI+62VDTxmzMuv+I79tUc7YxTpSsyYDOenlLC5qeN4UeXO9PvfK/mXgg+/1JGX8QnskbgbHSPtsetQ==
   dependencies:
     "@babel/runtime" "^7.8.3"
-    "@polkadot/util" "^2.0.0-beta.6"
+    "@polkadot/util" "^2.0.0-beta.7"
     "@polkadot/wasm-crypto" "^0.20.0-beta.2"
     "@types/bip39" "^2.4.2"
     "@types/bs58" "^4.0.0"
@@ -2039,10 +2039,10 @@
     tweetnacl "^1.0.2"
     xxhashjs "^0.2.2"
 
-"@polkadot/util@^2.0.0-beta.6":
-  version "2.0.0-beta.6"
-  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-2.0.0-beta.6.tgz#080daff44b19208bbc0593e0406c68ae6c451996"
-  integrity sha512-1ncVpdN8BogyN6GCIRRWv8OMV3WkaZSNF0AOYnwhbX8tRrNASRTLezv1Eii9I1Pn8flvqN/7ugOGKVt0cbsROg==
+"@polkadot/util@^2.0.0-beta.7":
+  version "2.0.0-beta.7"
+  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-2.0.0-beta.7.tgz#7d3354f5876c9c940072c8c793333f96041818e6"
+  integrity sha512-mTQL5BCNYWSE6k0yw4Y54TRIQLfAH6SpGJH3nR9zGTK/isKQb+dHyCMnJAhrgDpZ8GuqY0Xgk5c9FjYe07OPFw==
   dependencies:
     "@babel/runtime" "^7.8.3"
     "@types/bn.js" "^4.11.6"