diff --git a/modules/aeolus/datasource.py b/modules/aeolus/datasource.py
index afec05ef4b087efbf672fdaa3a7aca6c6a3eacf9..8fffd0236a64f3cabee8ccdfe015e56ea0923a04 100644
--- a/modules/aeolus/datasource.py
+++ b/modules/aeolus/datasource.py
@@ -4,7 +4,6 @@ import glob
 import numpy as np
 import re
 from netCDF4 import Dataset
-import pathlib
 from pathlib import Path
 
 from aeolus.geos_nav import GEOSNavigation