diff --git a/share/templates/api/root.tt b/share/templates/api/root.tt
index 264aa9c470..0fb6eec57c 100644
--- a/share/templates/api/root.tt
+++ b/share/templates/api/root.tt
@@ -86,7 +86,7 @@
     </div>
 
 [% FOR chapter IN chapters -%]
-    [% IF loop.prev.level >= chapter.level -%]
+    [% IF loop.prev && loop.prev.level >= chapter.level -%]
     <div class="pagebreak"></div>
     [% END -%]
     <div class="chapter">