diff --git a/include/media/cec.h b/include/media/cec.h
index 9c007f83569aafb504a97a7ab834525185307c9b..53e4b2eb2b260941a487ff8da208e57203ae234a 100644
--- a/include/media/cec.h
+++ b/include/media/cec.h
@@ -275,7 +275,7 @@ struct cec_adapter {
 
 	u32 sequence;
 
-	char input_phys[32];
+	char input_phys[40];
 };
 
 static inline void *cec_get_drvdata(const struct cec_adapter *adap)