diff --git a/packages/neuron-wallet/src/services/sync/block-number.ts b/packages/neuron-wallet/src/services/sync/block-number.ts
index cd7dad0740..bbf59fb5ac 100644
--- a/packages/neuron-wallet/src/services/sync/block-number.ts
+++ b/packages/neuron-wallet/src/services/sync/block-number.ts
@@ -19,7 +19,7 @@ export default class BlockNumber {
     const blockNumberEntity: SyncInfoEntity | undefined = await this.blockNumber()
 
     if (!blockNumberEntity) {
-      return BigInt(0)
+      return BigInt(-1)
     }
 
     return BigInt(blockNumberEntity.value)