diff --git a/package.json b/package.json
index a53ec9b..5f1dfe6 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,12 @@
     "/npm-shrinkwrap.json",
     "/oclif.manifest.json"
   ],
+  "overrides": {
+    "@polkadot/util": "12.6.2",
+    "@727-ventures/typechain-polkadot": {
+      "@polkadot/util": "12.6.2"
+    }
+  },
   "dependencies": {
     "@iarna/toml": "^2.2.5",
     "@oclif/core": "3.24.0",