diff --git a/ensemble_md/tests/test_replica_exchange_EE.py b/ensemble_md/tests/test_replica_exchange_EE.py
index 5952a3f..6ae9f0b 100644
--- a/ensemble_md/tests/test_replica_exchange_EE.py
+++ b/ensemble_md/tests/test_replica_exchange_EE.py
@@ -888,7 +888,6 @@ def test_default_coords_fn(self, params_dict):
 
         os.remove('residue_connect.csv')
         os.remove('residue_swap_map.csv')
-        
         assert (true_output_A == test_output_A).all
         assert (true_output_B == test_output_B).all