diff --git a/interfaces/kits/js/src/mod_fileio/properties/open.cpp b/interfaces/kits/js/src/mod_fileio/properties/open.cpp
index 9ef34c2c01ca3687f6d60b132d67cf788afeee1c..fcee30d80ede30dd0c16c5b4feed30679074d3d4 100644
--- a/interfaces/kits/js/src/mod_fileio/properties/open.cpp
+++ b/interfaces/kits/js/src/mod_fileio/properties/open.cpp
@@ -87,6 +87,7 @@ napi_value Open::Sync(napi_env env, napi_callback_info info)
     }
 
     return NVal::CreateInt64(env, fd).val_;
+    close(fd);
 }
 
 static UniError DoOpenExec(const std::string& path, const unsigned int flags, const int32_t mode,