diff --git a/pyproject.toml b/pyproject.toml
index 992e48391ad..6689d6375eb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ requires-python = ">=3.9"
 [tool.black]
 required-version = '24'
 line-length = 88
-target-version = ['py38', 'py39', 'py310', 'py311', 'py312']
+target-version = ['py39', 'py310', 'py311', 'py312', 'py313']
 # 'extend-exclude' excludes files or directories in addition to the defaults
 extend-exclude = '''
 (
diff --git a/scripts/g.extension/g.extension.py b/scripts/g.extension/g.extension.py
index bf8cd183135..ed0544ee2c4 100644
--- a/scripts/g.extension/g.extension.py
+++ b/scripts/g.extension/g.extension.py
@@ -470,9 +470,10 @@ def replace_shebang_win(python_file):
     cur_dir = os.path.dirname(python_file)
     tmp_name = os.path.join(cur_dir, gs.tempname(12))
 
-    with codecs.open(python_file, "r", encoding="utf8") as in_file, codecs.open(
-        tmp_name, "w", encoding="utf8"
-    ) as out_file:
+    with (
+        codecs.open(python_file, "r", encoding="utf8") as in_file,
+        codecs.open(tmp_name, "w", encoding="utf8") as out_file,
+    ):
         for line in in_file:
             new_line = line.replace(
                 "#!/usr/bin/env python\n", "#!/usr/bin/env python3\n"