diff --git a/src/sound/mpg123_decoder.h b/src/sound/mpg123_decoder.h
index 95d3d5ec86..1d5b883ead 100644
--- a/src/sound/mpg123_decoder.h
+++ b/src/sound/mpg123_decoder.h
@@ -6,7 +6,7 @@
 #ifdef HAVE_MPG123
 
 #ifdef _MSC_VER
-typedef SSIZE_T ssize_t;
+typedef int ssize_t;
 #endif
 #include "mpg123.h"