diff --git a/src/test/regress/citus_tests/common.py b/src/test/regress/citus_tests/common.py
index 785ebcc1fb2..e3dbcaf8b19 100644
--- a/src/test/regress/citus_tests/common.py
+++ b/src/test/regress/citus_tests/common.py
@@ -1056,7 +1056,9 @@ def cleanup_users(self):
     def cleanup_databases(self):
         for database in self.databases:
             self.sql(
-                sql.SQL("DROP DATABASE IF EXISTS {} WITH (FORCE)").format(sql.Identifier(database))
+                sql.SQL("DROP DATABASE IF EXISTS {} WITH (FORCE)").format(
+                    sql.Identifier(database)
+                )
             )
 
     def cleanup_schemas(self):