diff --git a/requirements.txt b/requirements.txt
index b15558d..440e212 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 fastapi==0.115.6
 uvicorn[standard]==0.34.0
 pymysql==1.1.1
+cryptography==44.0.3