diff --git a/other-requirements.txt b/other-requirements.txt
index 67cd643..65243e6 100644
--- a/other-requirements.txt
+++ b/other-requirements.txt
@@ -15,6 +15,6 @@
 # and the disk images are rebuilt and redeployed.
 curl
 
-# Requirements for Paramiko 2.0
+# Requirements for Cryptography
 libssl-dev
 libffi-dev
diff --git a/vars/debian.yml b/vars/debian.yml
index f093452..6a4a1a4 100644
--- a/vars/debian.yml
+++ b/vars/debian.yml
@@ -22,6 +22,10 @@ aodh_apt_packages:
   - apache2
   - apache2-utils
   - libapache2-mod-wsgi
+  - libffi-dev
+  - libssl-dev
+  - libxml2-dev
+  - libxslt1-dev
 
 aodh_apt_test_packages:
   - git
\ No newline at end of file