diff --git a/testsuite/testutils.c b/testsuite/testutils.c
index 3d537e80dc..29df624cd9 100644
--- a/testsuite/testutils.c
+++ b/testsuite/testutils.c
@@ -19,7 +19,13 @@
 
 #include <glib.h>
 #include <glib/gstdio.h>
+
+#ifdef G_OS_WIN32
+#include <io.h>
+#else
 #include <unistd.h>
+#endif
+
 #include "testsuite/testutils.h"
 
 char *