1 files changed, 1 insertions, 1 deletions
diff --git a/ffmpeg.c b/ffmpeg.c
index f5244d98fd..5b6e3eae67 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -3750,7 +3750,7 @@ static void opt_output_file(const char *filename)
         }
 
         /* open the file */
-        if ((err = avio_open(&oc->pb, filename, AVIO_WRONLY)) < 0) {
+        if ((err = avio_open(&oc->pb, filename, AVIO_FLAG_WRITE)) < 0) {
             print_error(filename, err);
             ffmpeg_exit(1);
         }