diff --git a/roles/mediawiki/tasks/install.yml b/roles/mediawiki/tasks/install.yml
index 655d05e38..bba5386da 100644
--- a/roles/mediawiki/tasks/install.yml
+++ b/roles/mediawiki/tasks/install.yml
@@ -44,7 +44,7 @@
     priv: "{{ mediawiki_db_name }}.*:ALL,GRANT"
     state: present
 
-- name: Configure MediaWiki
+- name: Configure MediaWiki, if {{ mediawiki_abs_path }}/LocalSettings.php doesn't exist
   shell: >
     php '{{ mediawiki_abs_path }}/maintenance/install.php'
     --dbname={{ mediawiki_db_name }}