diff --git a/nagios/tasks/nagios.yml b/nagios/tasks/nagios.yml
index 7cbdc8d7..ddacb3e0 100644
--- a/nagios/tasks/nagios.yml
+++ b/nagios/tasks/nagios.yml
@@ -1,6 +1,6 @@
 ---
 - name: Install the nagios packages
-  apt: pkg={{ item }} state=installed
+  apt: pkg={{ item }} state=installed update_cache=yes
   with_items: '{{ nagios_plugins_base_pkgs }}'
   tags: nagios