diff --git a/libretro-common/compat/fopen_utf8.c b/libretro-common/compat/fopen_utf8.c
index 843c449cc1..1fd64187fb 100644
--- a/libretro-common/compat/fopen_utf8.c
+++ b/libretro-common/compat/fopen_utf8.c
@@ -1,5 +1,6 @@
 #include <compat/fopen_utf8.h>
 #include <encodings/utf.h>
+#include <stdlib.h>
 
 #if defined(_MSC_VER) && _MSC_VER < 1400 || defined(_XBOX)
 #ifndef LEGACY_WIN32