diff --git a/src/services/database.service.ts b/src/services/database.service.ts
index f40ca1f..2753bff 100755
--- a/src/services/database.service.ts
+++ b/src/services/database.service.ts
@@ -29,10 +29,14 @@ class Database {
       options: { autoIncrement: true },
       indices: [],
     },
-    AnkDiff: {
+    AnkPendingDiffs: {
       name: 'diffs',
-      options: { key: 'new_state_merkle_root' },
-      indices: [],
+      options: { keyPath: 'value_commitment' },
+      indices: [
+        { name: 'byMerkleRoot', keyPath: 'new_state_merkle_root', options: { unique: false } },
+        { name: 'byNeedValidation', keyPath: 'need_validation', options: { unique: false } },
+        { name: 'byStatus', keyPath: 'validation_status', options: { unique: false } },
+      ],
     },
   };