diff --git a/src/controllers/cec.controller.ts b/src/controllers/cec.controller.ts
index e8e0eb0..1821494 100644
--- a/src/controllers/cec.controller.ts
+++ b/src/controllers/cec.controller.ts
@@ -91,7 +91,9 @@ const queryCECClaimStatus = async (address: string) => {
   }
   total = removeSmallNum(total)
   available = removeSmallNum(available)
+  claimed = removeSmallNum(claimed)
   unavailable = total - available - claimed
+  unavailable = unavailable < 0n ? 0n : unavailable
   return { total, available, claimed, unavailable, bit, records, bindRecord }
 }
 /**