diff --git a/gen_ref_pages.py b/gen_ref_pages.py
index defc6540..6d81bca3 100644
--- a/gen_ref_pages.py
+++ b/gen_ref_pages.py
@@ -7,13 +7,17 @@
 
 import mkdocs_gen_files
 
-with Path("README.md").open("r") as readme, mkdocs_gen_files.open(
-    "index.md",
-    "w",
-) as index_file:
+with (
+    Path("README.md").open("r") as readme,
+    mkdocs_gen_files.open(
+        "index.md",
+        "w",
+    ) as index_file,
+):
     index_file.writelines(readme.read())
 
-with Path("docs/screenshot.png").open("rb") as orig, mkdocs_gen_files.open(
-    "docs/screenshot.png", "wb"
-) as screenshot:
+with (
+    Path("docs/screenshot.png").open("rb") as orig,
+    mkdocs_gen_files.open("docs/screenshot.png", "wb") as screenshot,
+):
     screenshot.write(orig.read())