diff --git a/city_metrix/layers/layer.py b/city_metrix/layers/layer.py
index ff6cda9..3a1bf2c 100644
--- a/city_metrix/layers/layer.py
+++ b/city_metrix/layers/layer.py
@@ -55,14 +55,14 @@ def groupby(self, zones, layer=None):
         """
         return LayerGroupBy(self.aggregate, zones, layer, self.masks)
 
-    def write(self, bbox, output_path, tile_side_meters=None, buffer_meters=None, **kwargs):
+    def write(self, bbox, output_path, tile_side_meters=None, tile_buffer_meters=None, **kwargs):
         """
         Write the layer to a path. Does not apply masks.
 
         :param bbox: (min x, min y, max x, max y)
         :param output_path: local or s3 path to output to
         :param tile_side_meters: optional param to tile the results into multiple files specified as tile length on a side in meters
-        : param buffer_meters: tile buffer distance in meters
+        : param tile_buffer_meters: tile buffer distance in meters
         :return:
         """
 
@@ -70,7 +70,7 @@ def write(self, bbox, output_path, tile_side_meters=None, buffer_meters=None, **
             clipped_data = self.aggregate.get_data(bbox)
             write_layer(output_path, clipped_data)
         else:
-            tile_grid, unbuffered_tile_grid = _get_tile_boundaries(bbox, tile_side_meters, buffer_meters)
+            tile_grid, unbuffered_tile_grid = _get_tile_boundaries(bbox, tile_side_meters, tile_buffer_meters)
 
             # write raster data to files
             if not os.path.exists(output_path):
diff --git a/tests/resources/layer_dumps_for_br_lauro_de_freitas/test_write_layers_to_qgis_files.py b/tests/resources/layer_dumps_for_br_lauro_de_freitas/test_write_layers_to_qgis_files.py
index a9c269a..1467cd0 100644
--- a/tests/resources/layer_dumps_for_br_lauro_de_freitas/test_write_layers_to_qgis_files.py
+++ b/tests/resources/layer_dumps_for_br_lauro_de_freitas/test_write_layers_to_qgis_files.py
@@ -39,10 +39,11 @@ def test_write_albedo_tiled_unbuffered(target_folder, bbox_info, target_spatial_
     file_path = prep_output_path(target_folder, 'albedo_tiled.tif')
     target_resolution = target_spatial_resolution_multiplier * get_class_default_spatial_resolution(Albedo())
     (Albedo(spatial_resolution=target_resolution).
-     write(bbox_info.bounds, file_path, tile_side_meters=1000, buffer_meters=None))
+     write(bbox_info.bounds, file_path, tile_side_meters=1000, tile_buffer_meters=None))
     file_count = get_file_count_in_folder(file_path)
 
-    assert file_count == 7
+    expected_file_count = 7 # includes 6 tiles and one geojson file
+    assert file_count == expected_file_count
 
 @pytest.mark.skipif(RUN_DUMPS == False, reason='Skipping since RUN_DUMPS set to False')
 def test_write_albedo_tiled_buffered(target_folder, bbox_info, target_spatial_resolution_multiplier):
@@ -50,10 +51,11 @@ def test_write_albedo_tiled_buffered(target_folder, bbox_info, target_spatial_re
     file_path = prep_output_path(target_folder, 'albedo_tiled_buffered.tif')
     target_resolution = target_spatial_resolution_multiplier * get_class_default_spatial_resolution(Albedo())
     (Albedo(spatial_resolution=target_resolution).
-     write(bbox_info.bounds, file_path, tile_side_meters=1000, buffer_meters=buffer_meters))
+     write(bbox_info.bounds, file_path, tile_side_meters=1000, tile_buffer_meters=buffer_meters))
     file_count = get_file_count_in_folder(file_path)
 
-    assert file_count == 8
+    expected_file_count = 8 # includes 6 tiles and two geojson files
+    assert file_count == expected_file_count
 
 
 @pytest.mark.skipif(RUN_DUMPS == False, reason='Skipping since RUN_DUMPS set to False')