--- Core/Unix/CoreUnix.cpp
+++ Core/Unix/CoreUnix.cpp
@@ -14,6 +14,7 @@
 #include <sys/types.h>
 #include <stdio.h>
 #include <unistd.h>
+#include <clocale>
 #include "Platform/FileStream.h"
 #include "Driver/Fuse/FuseService.h"
 #include "Volume/VolumePasswordCache.h"