diff --git a/REQUIREMENTS.txt b/REQUIREMENTS.txt
index 491ae5d..35a9c22 100644
--- a/REQUIREMENTS.txt
+++ b/REQUIREMENTS.txt
@@ -23,7 +23,7 @@ click==6.7
 colorama==0.3.9
 constantly==15.1.0
 coverage==4.5.1
-cryptography==2.3.1
+cryptography==3.2
 cupshelpers==1.0
 cycler==0.10.0
 Cython==0.28.5