diff --git a/desmume/src/softrender.h b/desmume/src/softrender.h
index 3d948008a..e43020f9c 100644
--- a/desmume/src/softrender.h
+++ b/desmume/src/softrender.h
@@ -12,6 +12,7 @@
 #ifndef SOFTRENDER_H
 #define SOFTRENDER_H
 
+#include <string.h>
 #include "softrender_config.h"
 
 namespace softrender {