diff --git a/requirements.txt b/requirements.txt
index 3c8be57..65d4c0e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,5 @@ slowapi==0.1.9
 python-jose[cryptography]==3.3.0
 passlib[bcrypt]==1.7.4
 aiosmtplib==2.0.2
-tencentcloud-sdk-python==3.0.1000
\ No newline at end of file
+tencentcloud-sdk-python==3.0.1000
+pycryptodome==3.20.0
\ No newline at end of file