diff --git a/libavfilter/vf_srcnn.c b/libavfilter/vf_srcnn.c
index d9b4891f7f..dace2b99b5 100644
--- a/libavfilter/vf_srcnn.c
+++ b/libavfilter/vf_srcnn.c
@@ -28,7 +28,9 @@
 #include "formats.h"
 #include "internal.h"
 #include "libavutil/opt.h"
-#include "unistd.h"
+#if HAVE_UNISTD_H
+#include <unistd.h>
+#endif
 #include "vf_srcnn.h"
 #include "libavformat/avio.h"
 
diff --git a/tests/ref/fate/sws-pixdesc-query b/tests/ref/fate/sws-pixdesc-query
index 0adfdcaf98..8071ec484d 100644
--- a/tests/ref/fate/sws-pixdesc-query
+++ b/tests/ref/fate/sws-pixdesc-query
@@ -49,6 +49,8 @@ isNBPS:
   gray10le
   gray12be
   gray12le
+  gray14be
+  gray14le
   gray9be
   gray9le
   nv20be
@@ -121,6 +123,7 @@ isBE:
   gbrpf32be
   gray10be
   gray12be
+  gray14be
   gray16be
   gray9be
   nv20be
@@ -403,6 +406,8 @@ Gray:
   gray10le
   gray12be
   gray12le
+  gray14be
+  gray14le
   gray16be
   gray16le
   gray9be