diff --git a/src/sound/thirdparty/sndfile.h b/src/sound/thirdparty/sndfile.h
index 49564e83f1..b5aa57fa76 100644
--- a/src/sound/thirdparty/sndfile.h
+++ b/src/sound/thirdparty/sndfile.h
@@ -30,6 +30,7 @@
 #define	SNDFILE_1
 
 #include <stdio.h>
+#include <stdint.h>
 #include <sys/types.h>
 
 #ifdef __cplusplus
@@ -315,7 +316,7 @@ typedef	struct SNDFILE_tag	SNDFILE ;
 typedef __int64		sf_count_t ;
 #define SF_COUNT_MAX		0x7fffffffffffffffi64
 #else
-typedef __int64	sf_count_t ;
+typedef int64_t	sf_count_t ;
 #define SF_COUNT_MAX		0x7FFFFFFFFFFFFFFFLL
 #endif