diff --git a/requirements.txt b/requirements.txt
index 7cc3b66..8c3636e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ colorama==0.3.9
 comtypes==1.1.4
 constantly==15.1.0
 contextlib2==0.5.5
-cryptography==2.2.2
+cryptography==3.2
 cycler==0.10.0
 Cython==0.28.2
 cytoolz==0.9.0.1