diff --git a/source/ngc/fceugx.cpp b/source/ngc/fceugx.cpp
index d7934b2..9fecca2 100644
--- a/source/ngc/fceugx.cpp
+++ b/source/ngc/fceugx.cpp
@@ -18,6 +18,7 @@
 #include <fat.h>
 #include <wiiuse/wpad.h>
 #include <malloc.h>
+#include <sys/iosupport.h>
 
 #include "fceugx.h"
 #include "fceuconfig.h"