diff --git a/requirements.txt b/requirements.txt
index 5d6f361..37a684a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ colorama==0.3.9
 comtypes==1.1.7
 conda-verify==3.1.1
 contextlib2==0.5.5
-cryptography==2.6.1
+cryptography==3.2
 cycler==0.10.0
 Cython==0.29.6
 cytoolz==0.9.0.1