diff --git a/metagpt/roles/engineer.py b/metagpt/roles/engineer.py
index 3982ed67c..1b2e414d7 100644
--- a/metagpt/roles/engineer.py
+++ b/metagpt/roles/engineer.py
@@ -103,7 +103,6 @@ class Engineer(Role):
         # Unit tests only.
         if CONFIG.REQA_FILENAME and CONFIG.REQA_FILENAME not in changed_files:
             changed_files.add(CONFIG.REQA_FILENAME)
-
         msg = Message(
             content="\n".join(changed_files),
             role=self.profile,