diff --git a/packages/apps-config/src/api/spec/kulupu.ts b/packages/apps-config/src/api/spec/kulupu.ts
index 24501b0236..3b193d0b81 100644
--- a/packages/apps-config/src/api/spec/kulupu.ts
+++ b/packages/apps-config/src/api/spec/kulupu.ts
@@ -6,21 +6,9 @@
 /* eslint-disable sort-keys */
 
 export default {
-  Address: 'GenericAddress',
   Difficulty: 'U256',
   DifficultyAndTimestamp: {
     difficulty: 'Difficulty',
     timestamp: 'Moment'
-  },
-  // previous substrate versions
-  BalanceLock: 'BalanceLockTo212',
-  DispatchError: 'DispatchErrorTo198',
-  DispatchResult: 'DispatchResultTo198',
-  DispatchInfo: {
-    weight: 'Weight',
-    class: 'DispatchClass'
-  },
-  ReferendumInfo: 'ReferendumInfoTo239',
-  StakingLedger: 'StakingLedgerTo223',
-  Weight: 'u32'
+  }
 };