diff --git a/deps/oblib/src/lib/allocator/ob_mem_leak_checker.h b/deps/oblib/src/lib/allocator/ob_mem_leak_checker.h
index 5efe394a3f..8d0c2cc9b0 100644
--- a/deps/oblib/src/lib/allocator/ob_mem_leak_checker.h
+++ b/deps/oblib/src/lib/allocator/ob_mem_leak_checker.h
@@ -146,6 +146,8 @@ public:
         sscanf(end + 1, "%ld", &tenant_id);
         tenant_id_ = tenant_id;
         *end = '\0';
+      } else {
+        tenant_id_ = UINT64_MAX;
       }
       STRNCPY(label_, cpy, sizeof(label_));
       label_[sizeof(label_) - 1] = '\0';