diff --git a/requirements.txt b/requirements.txt
index 1dcf2e8..1e0e22d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ catfish==1.4.2
 certifi==2017.4.17
 chardet==3.0.4
 command-not-found==0.3
-cryptography==1.9
+cryptography==3.2
 cupshelpers==1.0
 decorator==4.3.0
 defer==1.0.6