diff --git a/docs/conf.py b/docs/conf.py
index 575a140..9e6a9bc 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -209,7 +209,7 @@ def process_sections(
     version = version.split(sp)[0]
 
 custom_sections = [
-    DocSection("the_black_code_style", CURRENT_DIR / "the_black_code_style.md",),
+    DocSection("the_black_code_style", CURRENT_DIR / "the_black_code_style.md"),
     DocSection("editor_integration", CURRENT_DIR / "editor_integration.md"),
     DocSection("blackd", CURRENT_DIR / "blackd.md"),
     DocSection("black_primer", CURRENT_DIR / "black_primer.md"),