diff --git a/ansible/roles/common/defaults/main.yml b/ansible/roles/common/defaults/main.yml
index d8351fb..d044b7b 100644
--- a/ansible/roles/common/defaults/main.yml
+++ b/ansible/roles/common/defaults/main.yml
@@ -7,6 +7,7 @@
   - debian-archive-keyring
   - python-dev
   - libssl-dev
+  - libffi-dev
   - python-virtualenv
 
 obsolete_services: