diff --git a/tasks/nova_install.yml b/tasks/nova_install.yml
index c4463d7e..0d75c035 100644
--- a/tasks/nova_install.yml
+++ b/tasks/nova_install.yml
@@ -34,6 +34,7 @@
     apt_pinned_packages: [{ package: "{{ nova_backports_packages | join(' ') }}", release: 'Debian Backports' }]
   when:
     - ansible_facts['distribution'] | lower == 'debian'
+    - ansible_facts['distribution_version'] == '10'
   args:
     apply:
       tags:
diff --git a/vars/debian.yml b/vars/debian.yml
index aa81673f..7b438e69 100644
--- a/vars/debian.yml
+++ b/vars/debian.yml
@@ -96,3 +96,4 @@ nova_backports_packages:
   - libdaxctl1
   - libndctl6
   - libudev1
+  - libcapstone4