diff --git a/lib/libimhex/source/helpers/utils.cpp b/lib/libimhex/source/helpers/utils.cpp
index 49458c597..b14eac503 100644
--- a/lib/libimhex/source/helpers/utils.cpp
+++ b/lib/libimhex/source/helpers/utils.cpp
@@ -15,6 +15,8 @@
 
 #include <wolv/utils/string.hpp>
 
+#include <clocale>
+
 #if defined(OS_WINDOWS)
     #include <windows.h>
     #include <shellapi.h>