diff --git a/vars/Debian.yaml b/vars/Debian.yaml
index 7f619e0..bcf7b9c 100644
--- a/vars/Debian.yaml
+++ b/vars/Debian.yaml
@@ -27,6 +27,8 @@
 ---
 __nodepool_build_depends:
   - git
+  - libffi-dev
+  - libssl-dev
   - libxml2-dev
   - libxslt1-dev
   - python-dev