--- a/deploy/test_playbook.yml	Fri Sep 14 22:07:56 2018 +0200
+++ b/deploy/test_playbook.yml	Sat Sep 15 01:24:07 2018 +0200
@@ -7,7 +7,7 @@
   tasks:
     - name: install deps
       apk:
-        name: python-dev,python3-dev,py-virtualenv,nginx,supervisor,shadow,build-base,musl-dev,gcc,linux-headers
+        name: python-dev,python3-dev,py-virtualenv,nginx,supervisor,shadow,build-base,musl-dev,gcc,linux-headers,libffi,libffi-dev
         update_cache: yes
     - name: create etc supervisor.d folder
       file: