diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1
index af6a14238f..ab3d99a36c 100644
--- a/DOCS/man/en/mplayer.1
+++ b/DOCS/man/en/mplayer.1
@@ -5161,11 +5161,17 @@ rate distortion optimal, slow
 sum of absolute vertical differences 
 .IPs "9 (VSSE)"
 sum of squared vertical differences
+.IPs "10 (NSSE)"
+noise preserving sum of squared differences
 .IPs +256\ 
 use chroma too, doesn't work (correctly) with B frames currently
 .RE
 .PD 1
 .TP
+.B nsse_weight=<0\-100>
+nsse weight, larger weights will result in more noise, 
+with 0 NSSE is identical to SSE
+.TP
 .B predia=<-99\-6>
 Diamond type and size for motion estimation pre pass
 .TP