diff --git a/plugins/platforms/matrix/adapter.py b/plugins/platforms/matrix/adapter.py
index e5e6766659..d2df6d7b2c 100644
--- a/plugins/platforms/matrix/adapter.py
+++ b/plugins/platforms/matrix/adapter.py
@@ -195,6 +195,8 @@ def _strip_reply_fallback(body: str) -> str:
                 continue
         stripped.append(line)
     return "\n".join(stripped) if stripped else body
+
+
 # Auth errcodes that genuinely require re-authentication (never retried).
 _MATRIX_PERMANENT_ERRCODES = frozenset({
     "m_unknown_token",