diff --git a/core/common/StringUtil.cpp b/core/common/StringUtil.cpp
index 319a9ba..c7aa797 100644
--- a/core/common/StringUtil.cpp
+++ b/core/common/StringUtil.cpp
@@ -1,6 +1,7 @@
 // Copyright 2025 Xenon Emulator Project. All rights reserved.
 
 #include "StringUtil.h"
+#include "Types.h"
 
 namespace Base
 {