diff --git a/src/kunlun_oem.cpp b/src/kunlun_oem.cpp
index c82fab3..83bdb19 100644
--- a/src/kunlun_oem.cpp
+++ b/src/kunlun_oem.cpp
@@ -1,4 +1,5 @@
 #include <filesystem>
+#include <fstream>
 #include <ipmid/api.hpp>
 #include <phosphor-logging/log.hpp>