diff --git a/src/lib/edid.c b/src/lib/edid.c
index 41b8031..06b9cee 100644
--- a/src/lib/edid.c
+++ b/src/lib/edid.c
@@ -1183,13 +1183,13 @@
 		switch (edid[0x13]) {
 		case 4:
 			c.claims_one_point_four = 1;
-			/* fall through */
+			__fallthrough;
 		case 3:
 			c.claims_one_point_three = 1;
-			/* fall through */
+			__fallthrough;
 		case 2:
 			c.claims_one_point_two = 1;
-			/* fall through */
+			__fallthrough;
 		default:
 			c.claims_one_point_oh = 1;
 		}