diff --git a/scripts/combine_control_files.py b/scripts/combine_control_files.py
index 4efca0682c..8bc4419e67 100644
--- a/scripts/combine_control_files.py
+++ b/scripts/combine_control_files.py
@@ -8,11 +8,7 @@ for prefix in os.listdir("."):
         with open(os.path.join(prefix, file), "r") as f:
             ext_name = file.replace(".control", "")
             control = f.read()
-            index[ext_name] = {
-                "path": f"{prefix}/{ext_name}.tar.gz",
-                "control": control
-            }
+            index[ext_name] = {"path": f"{prefix}/{ext_name}.tar.gz", "control": control}
 
 with open("../control_index.json", "w") as f:
     json.dump(index, f)
-