diff --git a/package.json b/package.json
index ab509fa9d..c7a0c8c94 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.3.3",
-    "@polkadot/dev": "^0.25.4",
+    "@polkadot/dev": "^0.25.5",
     "@polkadot/ts": "^0.1.53"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index ceaa76656..c86b23507 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1437,10 +1437,10 @@
     universal-user-agent "^2.0.0"
     url-template "^2.0.8"
 
-"@polkadot/dev@^0.25.4":
-  version "0.25.4"
-  resolved "https://registry.yarnpkg.com/@polkadot/dev/-/dev-0.25.4.tgz#5ba6379aec4011abf9a534ad2556d4cf7b61e267"
-  integrity sha512-B/E5DokKWYSvZ60044lym/TumXv4wS7wFeZYX3AWI/ivkR6bGJH8E3355g1iU6XFKtIjU9iL4HQS2n2K7A45sA==
+"@polkadot/dev@^0.25.5":
+  version "0.25.5"
+  resolved "https://registry.yarnpkg.com/@polkadot/dev/-/dev-0.25.5.tgz#327b1bdf6fdd5dc1921e0c6c436bca00bfbf5032"
+  integrity sha512-W6bGCFWQht4aSZel2bxU7MV/gMSbE13qhWRMZmp+QbHmiEYTRrHWoi6aBHQbmKdRr4UQjRvo6bRMfFlSHPS7yw==
   dependencies:
     "@babel/cli" "^7.2.3"
     "@babel/core" "^7.3.3"