diff --git a/chrome/content/zotero/zoteroPane.xhtml b/chrome/content/zotero/zoteroPane.xhtml
index 87fbc1b737..ac7ff286fa 100644
--- a/chrome/content/zotero/zoteroPane.xhtml
+++ b/chrome/content/zotero/zoteroPane.xhtml
@@ -39,7 +39,6 @@
 	<!ENTITY % editMenuOverlayDTD SYSTEM "chrome://zotero/locale/mozilla/editMenuOverlay.dtd" > %editMenuOverlayDTD;
 	<!ENTITY % brandDTD SYSTEM "chrome://branding/locale/brand.dtd" > %brandDTD;
 	<!ENTITY % zoteroDTD SYSTEM "chrome://zotero/locale/zotero.dtd"> %zoteroDTD;
-	<!ENTITY % dialogOverlayDTD SYSTEM "chrome://global/locale/dialogOverlay.dtd"> %dialogOverlayDTD;
 ]>
 
 <window id="main-window"