diff --git a/requirements.txt b/requirements.txt
index 7c4d4a9..cfb6c59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 python-decouple
 requests
-aiosmtpd
\ No newline at end of file
+aiosmtpd
+ruff