diff --git a/docs/reference/geopandas_tools/index.rst b/docs/reference/geopandas_tools/index.rst
index e6dc45ad..db039b2c 100644
--- a/docs/reference/geopandas_tools/index.rst
+++ b/docs/reference/geopandas_tools/index.rst
@@ -14,6 +14,7 @@ the same type as the input.
    sfilter
    overlay
    polygon_operations
+   cleaning
    point_operations
    neighbors
    duplicates