diff --git a/packages/shared/config/network/crab-dvm.ts b/packages/shared/config/network/crab-dvm.ts
index 6d6437056..6a7db46d0 100644
--- a/packages/shared/config/network/crab-dvm.ts
+++ b/packages/shared/config/network/crab-dvm.ts
@@ -164,6 +164,6 @@ export const crabDVMConfig: DVMChainConfig = {
     },
   ],
   ss58Prefix: 42,
-  specVersion: 6340,
+  specVersion: 6400,
   wallets: ['metamask', 'mathwallet-ethereum'],
 };
diff --git a/packages/shared/config/network/darwinia-dvm.ts b/packages/shared/config/network/darwinia-dvm.ts
index c471565c5..74b2e3485 100644
--- a/packages/shared/config/network/darwinia-dvm.ts
+++ b/packages/shared/config/network/darwinia-dvm.ts
@@ -112,6 +112,6 @@ export const darwiniaDVMConfig: DVMChainConfig = {
     },
   ],
   ss58Prefix: 18,
-  specVersion: 6340,
+  specVersion: 6400,
   wallets: ['metamask', 'mathwallet-ethereum'],
 };