diff --git a/mlair/data_handler/data_handler_wrf_chem.py b/mlair/data_handler/data_handler_wrf_chem.py
index db204836afa5b22f922f40df233d0c2ee811e85a..839d16522b9edfdb6d085a2860ab031b2800b5ba 100644
--- a/mlair/data_handler/data_handler_wrf_chem.py
+++ b/mlair/data_handler/data_handler_wrf_chem.py
@@ -21,11 +21,6 @@ from mlair.data_handler import DefaultDataHandler
 from typing import Tuple, Union, Dict, List
 import logging
 
-
-# ToDo
-# test imports for circle plots
-import shapely
-
 float_np_xr = Union[float, np.ndarray, xr.DataArray, xr.Dataset]
 int_or_list_of_int = Union[int, List[int]]
 
@@ -787,6 +782,9 @@ if __name__ == '__main__':
     from shapely.geometry import Point, Polygon
     import math
     from cartopy.geodesic import Geodesic
+    # ToDo
+    # test imports for circle plots
+    import shapely
 
 
     def plot_map_proj(data, xlim=None, ylim=None, filename=None, point=None, radius=None, **kwargs):