diff --git a/CHANGELOG.md b/CHANGELOG.md
index f989027e5a..e66e77215f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 0.49.1
+
+- Fix large message signing on non-known nodes (default is now hashing, enough time between upgrades)
+- Lastest util-crypto
+
 # 0.48.1
 
 - Pull in new sr25519 capable keyring for dev nodes
diff --git a/lerna.json b/lerna.json
index 395567a333..f34b11c9fc 100644
--- a/lerna.json
+++ b/lerna.json
@@ -9,5 +9,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "0.49.0-beta.1"
+  "version": "0.49.0"
 }
diff --git a/package.json b/package.json
index c10dd4b33f..8328452883 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "@babel/core": "^7.4.0",
     "@babel/register": "^7.4.0",
     "@babel/runtime": "^7.4.0",
-    "@polkadot/dev": "^0.28.0-beta.1",
+    "@polkadot/dev": "^0.28.1",
     "@polkadot/ts": "^0.1.56",
     "gh-pages": "^2.0.1"
   }
diff --git a/packages/api-derive/package.json b/packages/api-derive/package.json
index c3894c204b..f0d542367c 100644
--- a/packages/api-derive/package.json
+++ b/packages/api-derive/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-derive",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "Common functions used across Polkadot, derived from RPC calls and storage queries.",
   "main": "index.js",
   "keywords": [
@@ -31,8 +31,8 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-derive#readme",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/api": "^0.49.0-beta.1",
-    "@polkadot/types": "^0.49.0-beta.1",
+    "@polkadot/api": "^0.49.0",
+    "@polkadot/types": "^0.49.0",
     "@types/memoizee": "^0.4.2",
     "memoizee": "^0.4.14"
   }
diff --git a/packages/api/package.json b/packages/api/package.json
index c69c357cce..63214516f4 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "Promise and RxJS wrappers around the Polkadot JS RPC",
   "main": "index.js",
   "keywords": [
@@ -30,12 +30,12 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api#readme",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/api-derive": "^0.49.0-beta.1",
-    "@polkadot/extrinsics": "^0.49.0-beta.1",
-    "@polkadot/rpc-provider": "^0.49.0-beta.1",
-    "@polkadot/rpc-rx": "^0.49.0-beta.1",
-    "@polkadot/storage": "^0.49.0-beta.1",
-    "@polkadot/types": "^0.49.0-beta.1",
-    "@polkadot/util-crypto": "^0.39.0-beta.2"
+    "@polkadot/api-derive": "^0.49.0",
+    "@polkadot/extrinsics": "^0.49.0",
+    "@polkadot/rpc-provider": "^0.49.0",
+    "@polkadot/rpc-rx": "^0.49.0",
+    "@polkadot/storage": "^0.49.0",
+    "@polkadot/types": "^0.49.0",
+    "@polkadot/util-crypto": "^0.39.1"
   }
 }
diff --git a/packages/rpc-core/package.json b/packages/rpc-core/package.json
index b15bc7b5fe..8ce45041ea 100644
--- a/packages/rpc-core/package.json
+++ b/packages/rpc-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/rpc-core",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "A JavaScript wrapper for the Polkadot JsonRPC interface",
   "main": "index.js",
   "keywords": [
@@ -30,9 +30,9 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-core#readme",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/jsonrpc": "^0.49.0-beta.1",
-    "@polkadot/rpc-provider": "^0.49.0-beta.1",
-    "@polkadot/types": "^0.49.0-beta.1",
-    "@polkadot/util": "^0.39.0-beta.2"
+    "@polkadot/jsonrpc": "^0.49.0",
+    "@polkadot/rpc-provider": "^0.49.0",
+    "@polkadot/types": "^0.49.0",
+    "@polkadot/util": "^0.39.1"
   }
 }
diff --git a/packages/rpc-provider/package.json b/packages/rpc-provider/package.json
index 8cc807a2b7..c8ab10e4b5 100644
--- a/packages/rpc-provider/package.json
+++ b/packages/rpc-provider/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/rpc-provider",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "Transport providers for the API",
   "main": "index.js",
   "keywords": [
@@ -30,10 +30,10 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-provider#readme",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/keyring": "^0.39.0-beta.2",
-    "@polkadot/storage": "^0.49.0-beta.1",
-    "@polkadot/util": "^0.39.0-beta.2",
-    "@polkadot/util-crypto": "^0.39.0-beta.2",
+    "@polkadot/keyring": "^0.39.1",
+    "@polkadot/storage": "^0.49.0",
+    "@polkadot/util": "^0.39.1",
+    "@polkadot/util-crypto": "^0.39.1",
     "@types/nock": "^9.3.1",
     "eventemitter3": "^3.1.0",
     "isomorphic-fetch": "^2.2.1",
diff --git a/packages/rpc-rx/package.json b/packages/rpc-rx/package.json
index 896e826005..8952511c0d 100644
--- a/packages/rpc-rx/package.json
+++ b/packages/rpc-rx/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/rpc-rx",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "An RxJs wrapper around the Polkadot JS API",
   "main": "index.js",
   "keywords": [
@@ -30,8 +30,8 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-rx#readme",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/rpc-core": "^0.49.0-beta.1",
-    "@polkadot/rpc-provider": "^0.49.0-beta.1",
+    "@polkadot/rpc-core": "^0.49.0",
+    "@polkadot/rpc-provider": "^0.49.0",
     "@types/memoizee": "^0.4.2",
     "@types/rx": "^4.1.1",
     "memoizee": "^0.4.14",
diff --git a/packages/type-extrinsics/package.json b/packages/type-extrinsics/package.json
index a682f53e49..821fc73d16 100644
--- a/packages/type-extrinsics/package.json
+++ b/packages/type-extrinsics/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/extrinsics",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "main": "index.js",
   "repository": "https://github.com/polkadot-js/api.git",
   "author": "Jaco Greeff <jacogr@gmail.com>",
@@ -11,7 +11,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/types": "^0.49.0-beta.1",
-    "@polkadot/util": "^0.39.0-beta.2"
+    "@polkadot/types": "^0.49.0",
+    "@polkadot/util": "^0.39.1"
   }
 }
diff --git a/packages/type-jsonrpc/package.json b/packages/type-jsonrpc/package.json
index 866aaa127c..1bdd99ff58 100644
--- a/packages/type-jsonrpc/package.json
+++ b/packages/type-jsonrpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/jsonrpc",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "Method definitions for the Polkadot RPC layer",
   "main": "index.js",
   "engines": {
diff --git a/packages/type-storage/package.json b/packages/type-storage/package.json
index d16a32b97e..8e0598adfb 100644
--- a/packages/type-storage/package.json
+++ b/packages/type-storage/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/storage",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "Generic wrapper wrapper around state storage",
   "main": "index.js",
   "engines": {
@@ -30,9 +30,9 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/type-storage#readme",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/keyring": "^0.39.0-beta.2",
-    "@polkadot/types": "^0.49.0-beta.1",
-    "@polkadot/util": "^0.39.0-beta.2",
-    "@polkadot/util-crypto": "^0.39.0-beta.2"
+    "@polkadot/keyring": "^0.39.1",
+    "@polkadot/types": "^0.49.0",
+    "@polkadot/util": "^0.39.1",
+    "@polkadot/util-crypto": "^0.39.1"
   }
 }
diff --git a/packages/types/package.json b/packages/types/package.json
index 4e29909bb0..f715824f16 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/types",
-  "version": "0.49.0-beta.1",
+  "version": "0.49.0",
   "description": "Implementation of the Parity codec",
   "main": "index.js",
   "keywords": [
@@ -30,7 +30,7 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/types#readme",
   "dependencies": {
     "@babel/runtime": "^7.4.0",
-    "@polkadot/keyring": "^0.39.0-beta.2",
-    "@polkadot/util": "^0.39.0-beta.2"
+    "@polkadot/keyring": "^0.39.1",
+    "@polkadot/util": "^0.39.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index d8618e9155..758a4d5858 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1543,10 +1543,10 @@
     universal-user-agent "^2.0.0"
     url-template "^2.0.8"
 
-"@polkadot/dev@^0.28.0-beta.1":
-  version "0.28.0-beta.1"
-  resolved "https://registry.yarnpkg.com/@polkadot/dev/-/dev-0.28.0-beta.1.tgz#4df4debb85dd0e6bdd83cabfb77996ee0fac80ac"
-  integrity sha512-8gX48H6skU5qHNpebn1F8tI1Hwrf5khqB2brLvOZggTl5COX3io25ndjxd+VMoVrEWcLIxs2Yr44id4rQjzh0A==
+"@polkadot/dev@^0.28.1":
+  version "0.28.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/dev/-/dev-0.28.1.tgz#c9b53a5948252c4f11686a13cd5990d84687f9a6"
+  integrity sha512-x2Yh/KFaTfiQNOs2A1cBJyZRAA5sk/hKerghfj2BubnWm9M+Qx112aoApKUL+s0KMOyKU3ZQjiGSuGyGn6TtqA==
   dependencies:
     "@babel/cli" "^7.2.3"
     "@babel/core" "^7.4.0"
@@ -1579,14 +1579,14 @@
     typescript "^3.3.4000"
     vuepress "^1.0.0-alpha.44"
 
-"@polkadot/keyring@^0.39.0-beta.2":
-  version "0.39.0-beta.2"
-  resolved "https://registry.yarnpkg.com/@polkadot/keyring/-/keyring-0.39.0-beta.2.tgz#7a4ec7182ecb600828066bfb5e3be232b3079a39"
-  integrity sha512-nJbGUliiEsUctaSyNTnstaRR8lIc13N6da3F+brOuOn+lUXphtE2c4HKoiZMsNH/K/5w0CmM6CTwsICXTMm5mQ==
+"@polkadot/keyring@^0.39.1":
+  version "0.39.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/keyring/-/keyring-0.39.1.tgz#c51d5473e97bf2b48b842cd15cd37855125b750d"
+  integrity sha512-RHh4+UrK3qmsJtVgqDlLFNIA1+OYdEa71DFMFnOG6+y3h3tfkzxa/rsCQclmbbXg8LCy4xqNdd+FKSda8+nNyQ==
   dependencies:
     "@babel/runtime" "^7.4.0"
-    "@polkadot/util" "^0.39.0-beta.2"
-    "@polkadot/util-crypto" "^0.39.0-beta.2"
+    "@polkadot/util" "^0.39.1"
+    "@polkadot/util-crypto" "^0.39.1"
     "@types/bs58" "^4.0.0"
     bs58 "^4.0.1"
 
@@ -1595,15 +1595,15 @@
   resolved "https://registry.yarnpkg.com/@polkadot/ts/-/ts-0.1.56.tgz#ffd6e9c95704a7fb90b918193b9dc5c440114b27"
   integrity sha512-wnt4zXxZXyz6WaubTO/I+nUElwV2DogFzdl6CrKfVn2PTWp8uHN06W9s40FH57ORtmQfDr9rLRP8Nq+oIyElbg==
 
-"@polkadot/util-crypto@^0.39.0-beta.2":
-  version "0.39.0-beta.2"
-  resolved "https://registry.yarnpkg.com/@polkadot/util-crypto/-/util-crypto-0.39.0-beta.2.tgz#66000fd3ab1f8aee47f30029368d1ce3f4a87864"
-  integrity sha512-Fa965Or8eRQHgYM4gCyl9A/v2JbTeAo4hFSSgKfOLwYugTW76DKxphFkFWwSeDDJE0WOJz7p6XSmJLMAhlCEKA==
+"@polkadot/util-crypto@^0.39.1":
+  version "0.39.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/util-crypto/-/util-crypto-0.39.1.tgz#3d8c08d44a5a367f2ed56c63f4236a618737bd1a"
+  integrity sha512-H1AMAtdPBAMHal5SFnbY3ccg0rgermV14Q8BQUy2m67MgGBKC8rsO1aeGZOAQKhrjIzwhtIjUbUCcifyYOFdXw==
   dependencies:
     "@babel/runtime" "^7.4.0"
-    "@polkadot/util" "^0.39.0-beta.2"
-    "@polkadot/wasm-crypto" "^0.2.0-beta.4"
-    "@polkadot/wasm-schnorrkel" "^0.2.0-beta.4"
+    "@polkadot/util" "^0.39.1"
+    "@polkadot/wasm-crypto" "^0.2.1"
+    "@polkadot/wasm-schnorrkel" "^0.2.1"
     "@types/bip39" "^2.4.2"
     "@types/pbkdf2" "^3.0.0"
     "@types/secp256k1" "^3.5.0"
@@ -1616,10 +1616,10 @@
     tweetnacl "^1.0.1"
     xxhashjs "^0.2.2"
 
-"@polkadot/util@^0.39.0-beta.2":
-  version "0.39.0-beta.2"
-  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-0.39.0-beta.2.tgz#feaffe90f076ab3d29f35d40ad98ad2befb2109b"
-  integrity sha512-G3iM+cgAL6OfxSGa2bjL1Nx6/WCm1AXREXGK0mipf1EEz3bbkF5/yF6JZvmMgtroxRlFQtnUW+T5mYkbKK8dcQ==
+"@polkadot/util@^0.39.1":
+  version "0.39.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-0.39.1.tgz#553155a0610e879abf51210a4f99af9c1e3ce25b"
+  integrity sha512-Ks6uR6J8CBmbp/aSgM5OnfUR76tft2yTNMHNV/05BRzZN8BONG211REnNFlvy+/BU2igUNvTIhDo9GnHoR6Hhw==
   dependencies:
     "@babel/runtime" "^7.4.0"
     "@types/bn.js" "^4.11.4"
@@ -1631,15 +1631,15 @@
     ip-regex "^4.0.0"
     moment "^2.24.0"
 
-"@polkadot/wasm-crypto@^0.2.0-beta.4":
-  version "0.2.0-beta.4"
-  resolved "https://registry.yarnpkg.com/@polkadot/wasm-crypto/-/wasm-crypto-0.2.0-beta.4.tgz#e4cf0a236723d1fccb38de85af3b255d93eca300"
-  integrity sha512-Fw5KjYQdx2xjhHVkt1+eQqzeGUnXzlvG/eNypgW09dIsGcxUy2B0y7zt3bZihTt2NPJQWMH4D46XADtO2+1O+w==
+"@polkadot/wasm-crypto@^0.2.1":
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/wasm-crypto/-/wasm-crypto-0.2.1.tgz#ba5eedf02f762d38fd705c57cba31db7f6e7eb1c"
+  integrity sha512-qk2q3B1QWt69g0ToUAQbRWTPhDPpDyS7GDGsPToSs18pbPwn31462EFuP9CvzIV2eDVifJnmwQeD2A0bx+ogMQ==
 
-"@polkadot/wasm-schnorrkel@^0.2.0-beta.4":
-  version "0.2.0-beta.4"
-  resolved "https://registry.yarnpkg.com/@polkadot/wasm-schnorrkel/-/wasm-schnorrkel-0.2.0-beta.4.tgz#b1e7a5883067f8bcf6c1dbc8ab8169bd7f1de824"
-  integrity sha512-XLc3PXLe2W5lKNHMGATeEssT/DaM2Zwm9J+NEbiLeZP/WQ4PwEJKl4T58kguNA7n9cId0DP5EVVDvNt47w2q9A==
+"@polkadot/wasm-schnorrkel@^0.2.1":
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/wasm-schnorrkel/-/wasm-schnorrkel-0.2.1.tgz#d5cdcb3058d29272abc1d0988049415d0c341b3f"
+  integrity sha512-iFqy9jiiBJMkIgouklfOVm55DRNFe4UkhWX3CKoF3XfFSDJsW/QF0StXNMy+StRyKV1IXJ6SWDt5VLBvAU7SEg==
 
 "@types/babel__core@^7.1.0":
   version "7.1.0"