diff --git a/packages/types/src/interfaces/contracts/definitions.ts b/packages/types/src/interfaces/contracts/definitions.ts
index 0629b22a3e..8bb4b84656 100644
--- a/packages/types/src/interfaces/contracts/definitions.ts
+++ b/packages/types/src/interfaces/contracts/definitions.ts
@@ -65,6 +65,8 @@ export default {
     AliveContractInfo: {
       trieId: 'TrieId',
       storageSize: 'u32',
+      emptyPairCount: 'u32',
+      totalPairCount: 'u32',
       codeHash: 'CodeHash',
       rentAllowance: 'Balance',
       deductBlock: 'BlockNumber',
diff --git a/packages/types/src/interfaces/contracts/types.ts b/packages/types/src/interfaces/contracts/types.ts
index 12a68580e7..2276003a7b 100644
--- a/packages/types/src/interfaces/contracts/types.ts
+++ b/packages/types/src/interfaces/contracts/types.ts
@@ -9,6 +9,8 @@ import { AccountId, Balance, BlockNumber, Hash, Weight } from '@polkadot/types/i
 export interface AliveContractInfo extends Struct {
   readonly trieId: TrieId;
   readonly storageSize: u32;
+  readonly emptyPairCount: u32;
+  readonly totalPairCount: u32;
   readonly codeHash: CodeHash;
   readonly rentAllowance: Balance;
   readonly deductBlock: BlockNumber;