diff --git a/src/caosdb/configuration.py b/src/caosdb/configuration.py
index 1dfd55a539489b5ee9ad684b0354fd4ac9ed7e16..80422433e80f26d305cf1558155d0c140b773c02 100644
--- a/src/caosdb/configuration.py
+++ b/src/caosdb/configuration.py
@@ -83,6 +83,7 @@ def validate_yaml_schema(valobj):
         schema = yaml.load(f, Loader=yaml.SafeLoader)
     validate(instance=valobj, schema=schema["schema-pycaosdb-ini"])
 
+
 def _read_config_files():
     """Function to read config files from different paths. Checks for path in $PYCAOSDBINI or home directory (.pycaosdb.ini) and in the current working directory (pycaosdb.ini).