diff --git a/roles/training/tasks/main.yml b/roles/training/tasks/main.yml
index 13c91eb..e2d9d63 100644
--- a/roles/training/tasks/main.yml
+++ b/roles/training/tasks/main.yml
@@ -43,6 +43,9 @@
       owner: training
       group: training
       mode: '0644'
+      # Do not overwrite an existing file even if it has been
+      # modified.
+      force: no
 
   - name: Copy structure LDIF input file
     copy: