diff --git a/packages/apps-config/src/api/spec/subgame.ts b/packages/apps-config/src/api/spec/subgame.ts
index b3443ed5c5..dfa52cf478 100644
--- a/packages/apps-config/src/api/spec/subgame.ts
+++ b/packages/apps-config/src/api/spec/subgame.ts
@@ -47,7 +47,31 @@ const definitions: OverrideBundleDefinition = {
           game_over: 'bool'
         },
         GameInstanceId: 'u32',
-        AccountInfo: 'AccountInfoWithDualRefCount'
+        AccountInfo: 'AccountInfoWithDualRefCount',
+        SubGameAssetMetadata: {
+          deposit: 'DepositBalance',
+          name: 'Vec<u8>',
+          symbol: 'Vec<u8>',
+          decimals: 'u8'
+        },
+        SubGameAssetDetails: {
+          owner: 'AccountId',
+          issuer: 'AccountId',
+          admin: 'AccountId',
+          freezer: 'AccountId',
+          supply: 'u64',
+          deposit: 'DepositBalance',
+          max_zombies: 'u32',
+          min_balance: 'u64',
+          zombies: 'u32',
+          accounts: 'u32',
+          isFrozen: 'bool'
+        },
+        SusGameAssetBalance: {
+          balance: 'u64',
+          isFrozen: 'bool',
+          isZombie: 'bool'
+        }
       }
     }
   ]