diff --git a/install_files/ansible-base/roles/app/tasks/install_and_harden_apache.yml b/install_files/ansible-base/roles/app/tasks/install_and_harden_apache.yml
index 5bbfc5814c4..0af5aa8e5ba 100644
--- a/install_files/ansible-base/roles/app/tasks/install_and_harden_apache.yml
+++ b/install_files/ansible-base/roles/app/tasks/install_and_harden_apache.yml
@@ -1,4 +1,7 @@
 ---
+- name: Pre-update apt cache.
+  shell: apt-get update
+
 - name: Install apache packages.
   apt:
     pkg: "{{ apache_packages }}"