diff --git a/src/python_testing/TC_PWRTL_2_1.py b/src/python_testing/TC_PWRTL_2_1.py
index db94aebd01b7e0..8229f3bef96dac 100644
--- a/src/python_testing/TC_PWRTL_2_1.py
+++ b/src/python_testing/TC_PWRTL_2_1.py
@@ -46,7 +46,7 @@ async def test_TC_PWRTL_2_1(self):
         attributes = Clusters.PowerTopology.Attributes
 
         endpoint = 1
-        
+
         powertop_attr_list = Clusters.Objects.PowerTopology.Attributes.AttributeList
         powertop_cluster = Clusters.Objects.PowerTopology
         attribute_list = await self.read_single_attribute_check_success(endpoint=endpoint, cluster=powertop_cluster, attribute=powertop_attr_list)
@@ -64,7 +64,7 @@ async def test_TC_PWRTL_2_1(self):
             else:
                 logging.info("AvailableEndpoints: %s" % (available_endpoints))
                 asserts.assert_less_equal(len(available_endpoints), 21,
-                                        "AvailableEndpoints length %d must be less than 21!" % len(available_endpoints))
+                                          "AvailableEndpoints length %d must be less than 21!" % len(available_endpoints))
 
         self.print_step(3, "Read ActiveEndpoints attribute")
         if act_endpoints_attr_id in attribute_list: