diff --git a/libs/audio/targets/snd_oss.c b/libs/audio/targets/snd_oss.c
index 3c6557ec0..14c0afcb4 100644
--- a/libs/audio/targets/snd_oss.c
+++ b/libs/audio/targets/snd_oss.c
@@ -30,6 +30,9 @@ static const char rcsid[] =
 #ifdef HAVE_CONFIG_H
 # include "config.h"
 #endif
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
 #ifdef HAVE_SYS_IOCTL_H
 # include <sys/ioctl.h>
 #endif