diff --git a/requirements.txt b/requirements.txt
index c5d2227..2e093d5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ cffi==1.11.5
 chardet==3.0.4
 click==6.7
 cloudpickle==0.5.3
-cryptography==2.2.1
+cryptography==3.2
 cytoolz==0.9.0.1
 dash==0.21.1
 dash-core-components==0.24.0rc2