diff --git a/plugins/module_utils/network/iosxr/argspec/route_maps/route_maps.py b/plugins/module_utils/network/iosxr/argspec/route_maps/route_maps.py
index b1512c25..6affbd38 100644
--- a/plugins/module_utils/network/iosxr/argspec/route_maps/route_maps.py
+++ b/plugins/module_utils/network/iosxr/argspec/route_maps/route_maps.py
@@ -99,9 +99,9 @@ class Route_mapsArgs(object):  # pylint: disable=R0903
                                     },
                                 },
                                 "local_preference": {
-                                                    "type": "list",
-                                                    "elements":"str"
-                                                    },
+                                    "type": "list",
+                                    "elements": "str",
+                                },
                                 "attribute_set": {"type": "str"},
                                 "c_multicast_routing": {
                                     "type": "dict",
diff --git a/plugins/module_utils/network/iosxr/rm_templates/route_maps.py b/plugins/module_utils/network/iosxr/rm_templates/route_maps.py
index a9d45e59..409108e6 100644
--- a/plugins/module_utils/network/iosxr/rm_templates/route_maps.py
+++ b/plugins/module_utils/network/iosxr/rm_templates/route_maps.py
@@ -240,11 +240,11 @@ def __init__(self, lines=None, module=None):
                 "policies": {
                     "set": {
                         "local_preference": [
-                            "{{ local_preference }}"
-                        ]
-                    }
-                }
-            }
+                            "{{ local_preference }}",
+                        ],
+                    },
+                },
+            },
         },
         {
             "name": "set.aigp_metric",
diff --git a/tests/unit/modules/network/iosxr/test_iosxr_route_maps.py b/tests/unit/modules/network/iosxr/test_iosxr_route_maps.py
index 78249835..aa852a0f 100644
--- a/tests/unit/modules/network/iosxr/test_iosxr_route_maps.py
+++ b/tests/unit/modules/network/iosxr/test_iosxr_route_maps.py
@@ -1277,7 +1277,6 @@ def test_iosxr_route_maps_parsed(self):
         ]
         self.assertEqual(parsed_list, result["parsed"])
 
-
     def test_iosxr_route_maps_parsed_local_pref_variants(self):
         set_module_args(
             dict(
@@ -1301,13 +1300,13 @@ def test_iosxr_route_maps_parsed_local_pref_variants(self):
                 "name": "APPLY_TEST_ROUTE_POLICY_COMPLEX",
                 "global": {
                     "set": {
-                        "ospf_metric":232,
-                        "local_preference": ["+100","-100","*700","-800","+600"],
+                        "ospf_metric": 232,
+                        "local_preference": ["+100", "-100", "*700", "-800", "+600"],
                     },
-                }
-            }
+                },
+            },
         ]
-        res=sorted(result["parsed"][0]["global"]["set"].pop("local_preference"))
-        parsd_lst=sorted(parsed_list[0]["global"]["set"].pop("local_preference"))
+        res = sorted(result["parsed"][0]["global"]["set"].pop("local_preference"))
+        parsd_lst = sorted(parsed_list[0]["global"]["set"].pop("local_preference"))
 
-        self.assertEqual(parsd_lst, res)
\ No newline at end of file
+        self.assertEqual(parsd_lst, res)