diff --git a/camlibs/ptp2/library.c b/camlibs/ptp2/library.c
index 9a6e45a2dd..1001a7edc4 100644
--- a/camlibs/ptp2/library.c
+++ b/camlibs/ptp2/library.c
@@ -2028,6 +2028,8 @@ static struct {
 	/* with new updated firmware 1.1 */
 	{"Fuji:Fujifilm X-T2",			0x04cb, 0x02cd, PTP_CAP},
 
+	/* https://github.com/gphoto/libgphoto2/issues/133 */
+	{"Fuji:GFX 50 S",			0x04cb, 0x02d3, 0},
 	/* https://github.com/gphoto/libgphoto2/issues/170 */
 	{"Fuji:Fujifilm X-T20",			0x04cb, 0x02d4, 0},