diff --git a/requirements.txt b/requirements.txt
index 690d8a3..5e6341a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ certifi==2019.11.28
 cffi==1.14.0
 chardet==3.0.4
 Click==7.0
-cryptography==2.8
+cryptography==3.2
 fastapi==0.49.0
 h11==0.9.0
 httptools==0.1.1