diff --git a/hiviewdfx/hilog/include/hilog/log.h b/hiviewdfx/hilog/include/hilog/log.h
index 6d4914dc934dde9cca913126dcd43b91a88f42ac..dd933d46df1d71ed5a19da3d9de8cc01a2f26ce7 100644
--- a/hiviewdfx/hilog/include/hilog/log.h
+++ b/hiviewdfx/hilog/include/hilog/log.h
@@ -63,9 +63,9 @@
 #ifndef HIVIEWDFX_HILOG_H
 #define HIVIEWDFX_HILOG_H
 
-#include <cstddef>
 #include <stdarg.h>
 #include <stdbool.h>
+#include <stddef.h>
 
 #ifdef __cplusplus
 extern "C" {