diff --git a/borgmatic/config/normalize.py b/borgmatic/config/normalize.py
index 58e3468..8ce4af2 100644
--- a/borgmatic/config/normalize.py
+++ b/borgmatic/config/normalize.py
@@ -84,10 +84,9 @@ def normalize(config_filename, config):
                         }
                     )
                 elif repository.startswith('ssh://'):
-                    config['location']['repositories'].append({
-                        'path': repository,
-                        'label': repository_dict.get('label', None),
-                    })
+                    config['location']['repositories'].append(
+                        {'path': repository, 'label': repository_dict.get('label', None),}
+                    )
                 else:
                     rewritten_repository = f"ssh://{repository.replace(':~', '/~').replace(':/', '/').replace(':', '/./')}"
                     logs.append(
@@ -99,16 +98,12 @@ def normalize(config_filename, config):
                             )
                         )
                     )
-                    config['location']['repositories'].append({
-                        'path': rewritten_repository,
-                        'label': repository_dict.get('label', None),
-                    })
+                    config['location']['repositories'].append(
+                        {'path': rewritten_repository, 'label': repository_dict.get('label', None),}
+                    )
             else:
                 config['location']['repositories'].append(
-                    {
-                        'path': repository,
-                        'label': repository_dict.get('label', None),
-                    }
+                    {'path': repository, 'label': repository_dict.get('label', None),}
                 )
 
     return logs
diff --git a/borgmatic/config/validate.py b/borgmatic/config/validate.py
index 9b64377..b43d42d 100644
--- a/borgmatic/config/validate.py
+++ b/borgmatic/config/validate.py
@@ -141,10 +141,13 @@ def repositories_match(first, second):
     Given two repository dicts with keys 'path' (relative and/or absolute),
     and 'label', return whether they match.
     '''
-    if isinstance(first,str) and isinstance(second,str):
+    if isinstance(first, str) and isinstance(second, str):
         return normalize_repository_path(first) == normalize_repository_path(second)
-    elif isinstance(first,dict) and isinstance(second,str):
-        return (second == first.get('label')) or (normalize_repository_path(second) == normalize_repository_path(first.get('path')))
+    elif isinstance(first, dict) and isinstance(second, str):
+        return (second == first.get('label')) or (
+            normalize_repository_path(second) == normalize_repository_path(first.get('path'))
+        )
+
 
 def guard_configuration_contains_repository(repository, configurations):
     '''