diff --git a/roles/calibre-web/tasks/main.yml b/roles/calibre-web/tasks/main.yml
index 0e56a70ca..fb2657188 100644
--- a/roles/calibre-web/tasks/main.yml
+++ b/roles/calibre-web/tasks/main.yml
@@ -10,7 +10,7 @@
     path: /etc/ImageMagick-6/policy.xml
     regexp: '<policy domain="coder" rights="none" pattern="PDF" />'
     backrefs: yes
-    line: '<policy domain="coder" rights="read" pattern="PDF" />'
+    line: '  <policy domain="coder" rights="read" pattern="PDF" />'
     state: present
   when: is_debuntu