diff --git a/label_maker/images.py b/label_maker/images.py
index ebf0975..85a9890 100644
--- a/label_maker/images.py
+++ b/label_maker/images.py
@@ -70,6 +70,7 @@ def class_test(value):
 
     # get image acquisition function based on imagery string
     image_function = get_image_function(imagery)
+    kwargs['imagery_offset'] = imagery_offset
 
     for tile in tiles:
-        image_function(tile, imagery, tiles_dir, imagery_offset, kwargs)
+        image_function(tile, imagery, tiles_dir, kwargs)
diff --git a/label_maker/utils.py b/label_maker/utils.py
index cce8ca0..0d25466 100644
--- a/label_maker/utils.py
+++ b/label_maker/utils.py
@@ -35,7 +35,7 @@ def download_tile_tms(tile, imagery, folder, kwargs):
         w.write(r.content)
     return tile_img
 
-def get_tile_tif(tile, imagery, folder, imagery_offset, kwargs):
+def get_tile_tif(tile, imagery, folder, kwargs):
     """
     Read a GeoTIFF with a window corresponding to a TMS tile
 
@@ -46,7 +46,7 @@ def get_tile_tif(tile, imagery, folder, imagery_offset, kwargs):
     http://www.cogeo.org/in-depth.html
     """
     bound = bounds(*[int(t) for t in tile.split('-')])
-    imagery_offset = imagery_offset or [0, 0]
+    imagery_offset = kwargs.get('imagery_offset') or [0, 0]
     with rasterio.open(imagery) as src:
         x_res, y_res = src.transform[0], src.transform[4]
         p1 = Proj({'init': 'epsg:4326'})
@@ -88,7 +88,7 @@ def get_tile_tif(tile, imagery, folder, imagery_offset, kwargs):
 
     return tile_img
 
-def get_tile_wms(tile, imagery, folder, imagery_offset, kwargs):
+def get_tile_wms(tile, imagery, folder, kwargs):
     """
     Read a WMS endpoint with query parameters corresponding to a TMS tile