diff --git a/test/python/transpiler/test_passmanager_config.py b/test/python/transpiler/test_passmanager_config.py
index edeecb6eb1e7..fe209e3571ae 100644
--- a/test/python/transpiler/test_passmanager_config.py
+++ b/test/python/transpiler/test_passmanager_config.py
@@ -101,7 +101,7 @@ def test_str(self):
 	routing_method: None
 	translation_method: None
 	scheduling_method: None
-	instruction_durations:
+	instruction_durations: 
 	backend_properties: None
 	approximation_degree: None
 	seed_transpiler: None
@@ -126,6 +126,6 @@ def test_str(self):
 		measure
 		delay
 		reset
-
+	
 """
         self.assertEqual(str_out, expected)