diff --git a/services/storage_manager/storage/src/storage_monitor_service.cpp b/services/storage_manager/storage/src/storage_monitor_service.cpp
index f988153e70e2cf9419b425670af806dc35317416..6c5d67883aeda14b848a20139918bb5b16e0ac51 100644
--- a/services/storage_manager/storage/src/storage_monitor_service.cpp
+++ b/services/storage_manager/storage/src/storage_monitor_service.cpp
@@ -123,7 +123,7 @@ void StorageMonitorService::CheckAndCleanBundleCache()
 
     int64_t freeSize;
     err = DelayedSingleton<StorageTotalStatusService>::GetInstance()->GetFreeSize(freeSize);
-    if ((err != E_OK) || (freeSize <= 0)) {
+    if ((err != E_OK) || (freeSize < 0)) {
         LOGE("Get device free size failed.");
         return;
     }