diff --git a/requirements_test.txt b/requirements_test.txt
index d37cdd8..86e0131 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -10,7 +10,7 @@ certifi==2018.8.24
 cffi==1.11.5
 chardet==3.0.4
 cookies==2.2.1
-cryptography==2.3.1
+cryptography==3.2
 docker==3.5.0
 docker-pycreds==0.3.0
 docutils==0.14