diff --git a/controller/requirements.txt b/controller/requirements.txt
index 23f4a7d..e693266 100644
--- a/controller/requirements.txt
+++ b/controller/requirements.txt
@@ -3,7 +3,7 @@ astroid==2.2.5
 certifi==2019.3.9
 cffi==1.12.2
 chardet==3.0.4
-cryptography==3.3.2
+cryptography==39.0.1
 idna==2.8
 influxdb==5.2.0
 isort==4.3.16