diff --git a/city_metrix/layers/riparian_areas.py b/city_metrix/layers/riparian_areas.py
index 245102ce..1f010efc 100644
--- a/city_metrix/layers/riparian_areas.py
+++ b/city_metrix/layers/riparian_areas.py
@@ -3,7 +3,7 @@
 from scipy.ndimage import distance_transform_edt
 
 from .layer import Layer
-from .test_height_above_nearest_drainage import HeightAboveNearestDrainage
+from .height_above_nearest_drainage import HeightAboveNearestDrainage
 
 
 class RiparianAreas(Layer):