diff --git a/requirements.txt b/requirements.txt
index f94d392..7900e34 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ certifi==2019.11.28
 cffi==1.14.0
 chardet==3.0.4
 configparser==4.0.2
-cryptography==2.8
+cryptography==3.2
 google-api-core==1.16.0
 google-auth==1.11.2
 google-cloud-core==1.3.0