diff --git a/home_automation/requirements.txt b/home_automation/requirements.txt
index 17acd58..05318c6 100644
--- a/home_automation/requirements.txt
+++ b/home_automation/requirements.txt
@@ -3,7 +3,7 @@ certifi==2018.10.15
 cffi==1.11.5
 chardet==3.0.4
 Click==7.0
-cryptography==2.3.1
+cryptography==3.2
 emoji==0.5.1
 Flask==1.0.2
 future==0.16.0