diff --git a/requirements.txt b/requirements.txt
index a7f047a..f169e33 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ cachetools==3.1.1
 certifi==2019.11.28
 chardet==3.0.4
 crcmod==1.7
-cryptography==1.7.1
+cryptography==3.2
 enum34==1.1.6
 futures==3.3.0
 google-api-core==1.14.3