diff --git a/scripts/convert_yaml.py b/scripts/convert_yaml.py
index 2298a17..e3eceab 100644
--- a/scripts/convert_yaml.py
+++ b/scripts/convert_yaml.py
@@ -5,66 +5,63 @@
 
 from notifications.lib.notification_model import NotificationModel
 
-JSON_FILE_NAME = "notifications.json"
+DEFAULT_JSON_FILE_PATH = 'json/notifications.json'
 
-parser = argparse.ArgumentParser(
-    description="Converts Thunderbird notifications from YAML to JSON."
-)
-parser.add_argument(
-    "yaml_dir", type=str, help="Directory containing notifications as YAML files"
-)
-parser.add_argument("json_dir", type=str, help="Directory to output JSON files")
+parser = argparse.ArgumentParser(description='Converts Thunderbird notifications from YAML to JSON.')
+parser.add_argument('yaml_dir', type=str, help='Directory containing notifications as YAML files')
 parser.add_argument(
-    "--overwrite", help="Overwrite existing JSON files", action="store_true"
+    'json_file_path',
+    type=str,
+    nargs='?',
+    default=DEFAULT_JSON_FILE_PATH,
+    help=f'File path of the JSON file to write (default: {DEFAULT_JSON_FILE_PATH})',
 )
-args = parser.parse_args()
 
 
 class YAMLtoJSONConverter:
-    def __init__(self, yaml_dir, json_dir):
+    def __init__(self, yaml_dir, json_file_path):
         self.yaml_dir = yaml_dir
-        self.json_dir = json_dir
+        self.json_file_path = json_file_path
 
         if not os.path.isdir(self.yaml_dir):
-            raise ValueError(
-                f"Argument for yaml_dir '{self.yaml_dir}' is not a directory"
-            )
-        if not os.path.isdir(self.json_dir):
-            os.makedirs(self.json_dir)
+            raise ValueError(f"Argument for yaml_dir '{self.yaml_dir}' is not a directory")
+        json_dir = os.path.dirname(self.json_file_path)
+        if not os.path.exists(json_dir):
+            os.makedirs(json_dir, exist_ok=True)
 
     def generate_json_file_name(self, yaml_file_path):
         # Extract and verify the file extension
         base_name, ext = os.path.splitext(yaml_file_path)
-        if ext.lower() != ".yaml":
+        if ext.lower() != '.yaml':
             return None
-        return f"{os.path.basename(base_name)}.json"
+        return f'{os.path.basename(base_name)}.json'
 
     def write_schema_as_json(self, schema, json_file):
         try:
             dump = schema.model_dump_json(indent=2)
             json_file.write(dump)
         except Exception as e:
-            print(f"Error writing JSON file: {e}")
+            print(f'Error writing JSON file: {e}')
 
     def convert(self):
         """Reads, validates YAML files from a directory and writes JSON files to separate directory."""
 
         schema = NotificationModel.from_yaml_dir(self.yaml_dir)
-        json_file_path = os.path.join(self.json_dir, JSON_FILE_NAME)
-        with open(json_file_path, "w") as f:
-            print(f"Writing JSON to: {json_file_path}")
+
+        with open(self.json_file_path, 'w') as f:
+            print(f'Writing JSON to: {self.json_file_path}')
             pprint(schema)
             self.write_schema_as_json(schema, f)
 
 
 def main():
-    if len(sys.argv) < 3 or len(sys.argv) > 4:
+    if len(sys.argv) < 2 or len(sys.argv) > 4:
         parser.print_help()
         sys.exit(1)
-
-    converter = YAMLtoJSONConverter(args.yaml_dir, args.json_dir)
+    args = parser.parse_args()
+    converter = YAMLtoJSONConverter(args.yaml_dir, args.json_file_path)
     converter.convert()
 
 
-if __name__ == "__main__":
+if __name__ == '__main__':
     main()