diff --git a/updater/updater.cpp b/updater/updater.cpp
index bf7c36c..40e3f1f 100644
--- a/updater/updater.cpp
+++ b/updater/updater.cpp
@@ -32,9 +32,9 @@
 
 #include "edify/expr.h"
 #include "otafault/config.h"
-#include "otautil/DirUtil.h"
-#include "otautil/SysUtil.h"
+#include "otautil/dirutil.h"
 #include "otautil/error_code.h"
+#include "otautil/sysutil.h"
 #include "updater/blockimg.h"
 #include "updater/install.h"