diff --git a/libs/rubberband/src/main.cpp b/libs/rubberband/src/main.cpp
index f6c1a3d69f..b7c10dc0ff 100644
--- a/libs/rubberband/src/main.cpp
+++ b/libs/rubberband/src/main.cpp
@@ -21,6 +21,7 @@
 #include <time.h>
 #include <cstdlib>
 #include <cstring>
+#include <cunistd.h>
 #include "sysutils.h"
 
 #ifdef __MSVC__