diff --git a/msu1.cpp b/msu1.cpp
index daa69897..382abbc5 100644
--- a/msu1.cpp
+++ b/msu1.cpp
@@ -195,7 +195,7 @@
 #include "msu1.h"
 #include "apu/bapu/dsp/blargg_endian.h"
 #include <fstream>
-#include <cerrno>
+#include <sys/stat.h>
 
 #define APU_DEFAULT_INPUT_RATE		32000