diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index f1aad381350ee7de82eb31dac50617335ebf0c6d..0b03640e7dd7d3c78bfba598cea1eb6cc90beea3 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -510,7 +510,7 @@ static int v4l2_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     frame_rate_base = ap->time_base.num;
 
     if((unsigned)width > 32767 || (unsigned)height > 32767) {
-        av_log(s1, AV_LOG_ERROR, "Wrong size %dx%d\n", width, height);
+        av_log(s1, AV_LOG_ERROR, "Wrong size (%dx%d)\n", width, height);
 
         return -1;
     }