diff --git a/vars/main.yml b/vars/main.yml
index 87b900f..0b10fb0 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -1,4 +1,5 @@
 ---
 __docker_ansible_deps:
+  - cryptography~=2.0
   - docker-compose~=1.24.0
   - docker