diff --git a/metadata/metadata_reader.cpp b/metadata/metadata_reader.cpp
index 0f3d0d6917352268cea3d6728e164339a3fe57d0..f7ab92c2ff725336ed95b864622357c180801cbb 100644
--- a/metadata/metadata_reader.cpp
+++ b/metadata/metadata_reader.cpp
@@ -18,7 +18,7 @@
 #include "metadata/metadata_serializer.h"
 #include "util/file.h"
 #include "util/logger.h"
-
+#include <stdlib.h>
 namespace OHOS {
 namespace Idl {
 const char* MetadataReader::TAG = "MetadataReader";