diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8a51eed63..f06fd8fe4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,9 @@
-# 2.10.0-beta.x
+# 2.10.1 May 14, 2020
 
+- Add Kulupu ss58 prefix as an allowed value (Thanks to https://github.com/sorpaas)
 - Make the `TextEncoder` polyfill handle non-compliant Buffer implementations (newer versions of Jest)
 - `DeriveJunction` now also allows for BigInt values (aligning with number types elsewhere)
+- Small code-flow optimizations
 
 # 2.9.1 Apr 30, 2020
 
diff --git a/lerna.json b/lerna.json
index 76495cd73..9941a07a9 100644
--- a/lerna.json
+++ b/lerna.json
@@ -9,5 +9,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "2.10.0-beta.5"
+  "version": "2.10.0"
 }
diff --git a/package.json b/package.json
index 76483336d..cdebb3b20 100644
--- a/package.json
+++ b/package.json
@@ -22,8 +22,8 @@
   },
   "devDependencies": {
     "@babel/core": "^7.9.6",
-    "@polkadot/dev": "^0.52.18",
+    "@polkadot/dev": "^0.52.19",
     "@polkadot/ts": "^0.3.21",
-    "@types/jest": "^25.2.1"
+    "@types/jest": "^25.2.2"
   }
 }
diff --git a/packages/keyring/package.json b/packages/keyring/package.json
index 452c65a73..c86755a47 100644
--- a/packages/keyring/package.json
+++ b/packages/keyring/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/keyring",
-  "version": "2.10.0-beta.5",
+  "version": "2.10.0",
   "description": "Keyring management",
   "main": "index.js",
   "publishConfig": {
@@ -28,7 +28,7 @@
   "homepage": "https://github.com/polkadot-js/common/tree/master/packages/keyring#readme",
   "dependencies": {
     "@babel/runtime": "^7.9.6",
-    "@polkadot/util": "2.10.0-beta.5",
-    "@polkadot/util-crypto": "2.10.0-beta.5"
+    "@polkadot/util": "2.10.0",
+    "@polkadot/util-crypto": "2.10.0"
   }
 }
diff --git a/packages/util-crypto/package.json b/packages/util-crypto/package.json
index 163b98042..3bf444576 100644
--- a/packages/util-crypto/package.json
+++ b/packages/util-crypto/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/util-crypto",
-  "version": "2.10.0-beta.5",
+  "version": "2.10.0",
   "description": "A collection of useful crypto utilities for @polkadot",
   "main": "index.js",
   "keywords": [
@@ -26,7 +26,7 @@
   "homepage": "https://github.com/polkadot-js/common/tree/master/packages/util-crypto#readme",
   "dependencies": {
     "@babel/runtime": "^7.9.6",
-    "@polkadot/util": "2.10.0-beta.5",
+    "@polkadot/util": "2.10.0",
     "@polkadot/wasm-crypto": "^1.2.1",
     "base-x": "^3.0.8",
     "bip39": "^3.0.2",
diff --git a/packages/util/package.json b/packages/util/package.json
index 04a1bb59c..47ba0c511 100644
--- a/packages/util/package.json
+++ b/packages/util/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/util",
-  "version": "2.10.0-beta.5",
+  "version": "2.10.0",
   "description": "A collection of useful utilities for @polkadot",
   "main": "index.js",
   "keywords": [
diff --git a/yarn.lock b/yarn.lock
index 9d2e2be7d..f1800fa36 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2626,9 +2626,9 @@ __metadata:
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   linkType: hard
 
-"@polkadot/dev@npm:^0.52.18":
-  version: 0.52.18
-  resolution: "@polkadot/dev@npm:0.52.18"
+"@polkadot/dev@npm:^0.52.19":
+  version: 0.52.19
+  resolution: "@polkadot/dev@npm:0.52.19"
   dependencies:
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     "@babel/core": ^7.9.6
@@ -2686,7 +2686,7 @@ __metadata:
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     typedoc-plugin-no-inherit: ^1.1.10
     typescript: ^3.8.3
-    vuepress: ^1.4.1
+    vuepress: ^1.5.0
     webpack: ^4.43.0
     webpack-cli: ^3.3.11
     yargs: ^15.3.1
@@ -2709,7 +2709,7 @@ __metadata:
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     polkadot-exec-vuepress: scripts/polkadot-exec-vuepress.js
     polkadot-exec-webpack: scripts/polkadot-exec-webpack.js
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+  checksum: 3/3d9dcb617320a65653dbc87fd6d85b236f42ee6b59376f2833f32c03b6608f368c0b43ce029513f53d586e4d715bf56019aa95dab87750c4fb9e0e61b2adefe0
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@@ -2718,8 +2718,8 @@ __metadata:
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-    "@polkadot/util": 2.10.0-beta.5
-    "@polkadot/util-crypto": 2.10.0-beta.5
+    "@polkadot/util": 2.10.0
+    "@polkadot/util-crypto": 2.10.0
   languageName: unknown
   linkType: soft
 
@@ -2732,12 +2732,12 @@ __metadata:
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   resolution: "@polkadot/util-crypto@workspace:packages/util-crypto"
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-    "@polkadot/util": 2.10.0-beta.5
+    "@polkadot/util": 2.10.0
     "@polkadot/wasm-crypto": ^1.2.1
     "@types/bn.js": ^4.11.6
     "@types/bs58": ^4.0.1
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-  version: 25.2.1
-  resolution: "@types/jest@npm:25.2.1"
+"@types/jest@npm:^25.2.2":
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+  resolution: "@types/jest@npm:25.2.2"
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     pretty-format: ^25.2.1
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@@ -3311,17 +3311,17 @@ __metadata:
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-  version: 1.4.1
-  resolution: "@vuepress/core@npm:1.4.1"
+"@vuepress/core@npm:1.5.0":
+  version: 1.5.0
+  resolution: "@vuepress/core@npm:1.5.0"
   dependencies:
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     "@vue/babel-preset-app": ^4.1.2
-    "@vuepress/markdown": 1.4.1
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-    "@vuepress/plugin-last-updated": 1.4.1
-    "@vuepress/plugin-register-components": 1.4.1
-    "@vuepress/shared-utils": 1.4.1
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+    "@vuepress/plugin-register-components": 1.5.0
+    "@vuepress/shared-utils": 1.5.0
     autoprefixer: ^9.5.1
     babel-loader: ^8.0.4
     cache-loader: ^3.0.0
@@ -3353,82 +3353,82 @@ __metadata:
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     webpack-merge: ^4.1.2
     webpackbar: 3.2.0
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+  resolution: "@vuepress/markdown-loader@npm:1.5.0"
   dependencies:
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+    "@vuepress/markdown": 1.5.0
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+    "@vuepress/shared-utils": 1.5.0
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+  resolution: "@vuepress/shared-utils@npm:1.5.0"
   dependencies:
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     diacritics: ^1.3.0
@@ -3439,24 +3439,24 @@ __metadata:
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     semver: ^6.0.0
     upath: ^1.1.0
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-  resolution: "@vuepress/theme-default@npm:1.4.1"
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+  resolution: "@vuepress/theme-default@npm:1.5.0"
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-    "@vuepress/plugin-nprogress": 1.4.1
-    "@vuepress/plugin-search": 1.4.1
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+    "@vuepress/plugin-nprogress": 1.5.0
+    "@vuepress/plugin-search": 1.5.0
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   dependencies:
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-    "@polkadot/dev": ^0.52.18
+    "@polkadot/dev": ^0.52.19
     "@polkadot/ts": ^0.3.21
-    "@types/jest": ^25.2.1
+    "@types/jest": ^25.2.2
   languageName: unknown
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@@ -17738,19 +17738,19 @@ fsevents@^2.1.2:
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-"vuepress@npm:^1.4.1":
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-  resolution: "vuepress@npm:1.4.1"
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+  resolution: "vuepress@npm:1.5.0"
   dependencies:
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-    "@vuepress/theme-default": 1.4.1
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+    "@vuepress/theme-default": 1.5.0
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     envinfo: ^7.2.0
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