diff --git a/scripts/gdal_helper.py b/scripts/gdal_helper.py
index 20fbce721..64000c266 100644
--- a/scripts/gdal_helper.py
+++ b/scripts/gdal_helper.py
@@ -31,7 +31,10 @@ def command_to_string(command: List[str]) -> str:
 
 
 def run_gdal(
-    command: List[str], input_file: Optional[str] = None, output_file: Optional[str] = None, input_file_index: Optional[int] = None
+    command: List[str],
+    input_file: Optional[str] = None,
+    output_file: Optional[str] = None,
+    input_file_index: Optional[int] = None,
 ) -> "subprocess.CompletedProcess[bytes]":
     """Run the GDAL command. The permissions to access to the input file are applied to the gdal environment.
 
diff --git a/scripts/standardising.py b/scripts/standardising.py
index 20fbc33b4..ad5e7d522 100644
--- a/scripts/standardising.py
+++ b/scripts/standardising.py
@@ -10,12 +10,9 @@
 
 parser = argparse.ArgumentParser()
 parser.add_argument("--source", dest="source", nargs="+", required=True)
-
 arguments = parser.parse_args()
-source = arguments.source
-
 
-source = format_source(source)
+source = format_source(arguments.source)
 
 get_log().info("standardising", source=source)
 gdal_env = os.environ.copy()