diff --git a/package-lock.json b/package-lock.json
index 971f1963..c9bc4f3e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17015,7 +17015,7 @@
         "@polkadot/types": "^10.11.2",
         "@polkadot/util": "^12.6.2",
         "ethers": "^5.7.2",
-        "viem": "^2.0.0"
+        "viem": ">=1.10.3"
       }
     },
     "packages/types": {
diff --git a/packages/sdk/package.json b/packages/sdk/package.json
index 438f9d3c..1fcc870e 100644
--- a/packages/sdk/package.json
+++ b/packages/sdk/package.json
@@ -63,6 +63,6 @@
     "@polkadot/types": "^10.11.2",
     "@polkadot/util": "^12.6.2",
     "ethers": "^5.7.2",
-    "viem": "^2.0.0"
+    "viem": ">=1.10.3"
   }
 }