diff --git a/requirements.txt b/requirements.txt
index 17c3af6..600003e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ cffi==1.12.2
 chardet==3.0.4
 cloudpickle==0.8.0
 colorama==0.4.1
-cryptography==2.6.1
+cryptography==3.2
 cycler==0.10.0
 dataclasses==0.6
 decorator==4.3.0