diff --git a/umap/urls.py b/umap/urls.py
index 2b391e0b..3e84596c 100644
--- a/umap/urls.py
+++ b/umap/urls.py
@@ -81,9 +81,9 @@ i18n_urls += decorated_patterns(
         name="datalayer_version",
     ),
     re_path(
-        r"^datalayer/download/(?P<pk>[\d]+)/(?P<name>[_\w]+.geojson)$",
+        r"^datalayer/download/(?P<pk>[\d]+)$",
         views.DataLayerDownloadVersion.as_view(),
-        name="datalayer_version",
+        name="datalayer_download",
     ),
 )
 i18n_urls += decorated_patterns(
diff --git a/umap/views.py b/umap/views.py
index 2d0e638d..22a21061 100644
--- a/umap/views.py
+++ b/umap/views.py
@@ -734,15 +734,10 @@ class DataLayerVersion(DataLayerView):
         )
     
 class DataLayerDownloadVersion(DataLayerView):
-    def render_to_response(self, context, **response_kwargs):
-        
-
-        filename = os.path.basename(self.path)
-        
+    def render_to_response(self, context, **response_kwargs):        
         with open(self.path, 'rb') as f:
             response = HttpResponse(f, content_type='application/geo+json')
-            
-            response['Content-Disposition'] = f'attachment; filename="{filename}"'
+            response['Content-Disposition'] = f'attachment; filename="{os.path.basename(self.path)}"'
             
         return response