diff --git a/README.md b/README.md
index 89fda41..3f811c2 100755
--- a/README.md
+++ b/README.md
@@ -44,6 +44,7 @@ python -m pytest -s
 ## List of Filters
 
 [grid decimation](./doc/grid_decimation.md)
+[radius assign](./doc/radius_assign.md)
 
 ## Adding a filter