diff --git a/ringcontroller/requirements.txt b/ringcontroller/requirements.txt
index 0c3244431..c76336ff3 100644
--- a/ringcontroller/requirements.txt
+++ b/ringcontroller/requirements.txt
@@ -2,7 +2,7 @@ cachetools==4.1.1
 certifi==2020.6.20
 cffi==1.14.0
 chardet==3.0.4
-cryptography==2.9.2
+cryptography==3.2
 dnspython==1.16.0
 eventlet==0.25.2
 google-auth==1.19.0