diff --git a/requirements.txt b/requirements.txt
index 3f5c3b8..fd3488c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ bs4==0.0.1
 certifi==2019.6.16
 cffi==1.12.3
 chardet==3.0.4
-cryptography==2.7
+cryptography==3.2
 decorator==4.4.0
 idna==2.8
 ipykernel==5.1.1