diff --git a/requirements.txt b/requirements.txt
index 30a1169..f4c02a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ chardet==3.0.4
 Click==7.0
 cloudpickle==1.2.2
 command-not-found==0.3
-cryptography==2.1.4
+cryptography==3.2
 cupshelpers==1.0
 cycler==0.10.0
 Cython==0.29.14