diff --git a/requirements.txt b/requirements.txt
index cd109eb..d22253e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ certifi==2018.10.15
 cffi==1.11.5
 chardet==3.0.4
 Click==7.0
-cryptography==2.3.1
+cryptography==3.2
 cycler==0.10.0
 decorator==4.3.0
 defusedxml==0.5.0