diff --git a/package.json b/package.json
index a130a7507a..b9ee0e7117 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "@babel/core": "^7.10.5",
     "@babel/register": "^7.10.5",
     "@babel/runtime": "^7.10.5",
-    "@polkadot/dev": "^0.55.24",
+    "@polkadot/dev": "^0.55.26",
     "@polkadot/ts": "^0.3.29",
     "@polkadot/typegen": "workspace:packages/typegen",
     "@types/jest": "^26.0.4",
diff --git a/yarn.lock b/yarn.lock
index 588791bd89..15e19fa1c2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2704,9 +2704,9 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@polkadot/dev@npm:^0.55.24":
-  version: 0.55.24
-  resolution: "@polkadot/dev@npm:0.55.24"
+"@polkadot/dev@npm:^0.55.26":
+  version: 0.55.26
+  resolution: "@polkadot/dev@npm:0.55.26"
   dependencies:
     "@babel/cli": ^7.10.5
     "@babel/core": ^7.10.5
@@ -2789,7 +2789,7 @@ __metadata:
     polkadot-exec-typedoc: scripts/polkadot-exec-typedoc.js
     polkadot-exec-vuepress: scripts/polkadot-exec-vuepress.js
     polkadot-exec-webpack: scripts/polkadot-exec-webpack.js
-  checksum: 3/c3460a3ea7809ec613ead13ecb628fbc6ad2d80debec1fe86145259fc8a7f5dac956892b16a05679aaa4649b0cb8d5daae8a71f567a9088ae7047ac29f76182b
+  checksum: 3/243f590b0ae6266a2ad1fe526a04de459cd565eaee7b27444c29b79a3bc0bddc55bec10519fc32042a53bb0385a7bff5554bba7f766bd3847ce4599395f372f2
   languageName: node
   linkType: hard
 
@@ -16089,7 +16089,7 @@ __metadata:
     "@babel/core": ^7.10.5
     "@babel/register": ^7.10.5
     "@babel/runtime": ^7.10.5
-    "@polkadot/dev": ^0.55.24
+    "@polkadot/dev": ^0.55.26
     "@polkadot/ts": ^0.3.29
     "@polkadot/typegen": "workspace:packages/typegen"
     "@types/jest": ^26.0.4