diff --git a/DOCS/mencoder.1 b/DOCS/mencoder.1
index 89ecac7adc..9131680618 100644
--- a/DOCS/mencoder.1
+++ b/DOCS/mencoder.1
@@ -133,6 +133,8 @@ Available options:
                    2=rh(default)
                    3=abr
                    4=mtrh
+    q=XXX        VBR quality
+                 (0-highest, 9-fastest)
     cbr          constant bitrate
     mode=XXX     0=stereo
                  1=joint-stereo