diff --git a/LineSymbolizer.md b/LineSymbolizer.md
index f7d13c1..18e520b 100644
--- a/LineSymbolizer.md
+++ b/LineSymbolizer.md
@@ -11,6 +11,7 @@ A LineSymbolizer is used to render a "stroke" along a linear geometry.
 | stroke-linecap   | round, butt, square | See [SVG stroke-linecap](http://www.w3.org/TR/SVG/painting.html#StrokeLinecapProperty) for an example for each value | - |  butt  | no |
 | stroke-dasharray | 0.0 - n,0.0 - n | A pair of length values [a,b], where (a) is the dash length and (b) is the gap length respectively. More than two values are supported as well (e.g. to start the line not with a stroke, but with a gap). | pixels | none | no |
 | comp-op | | [[Compositing]] | | none | no |
+| smooth | 0.0 - 1.0 | 1 means completely smoothed lines, 0 means no change | - | 0.0 |
 
 ## Examples