diff --git a/doc/reference/libical-glib/libical-glib-docs.xml.in b/doc/reference/libical-glib/libical-glib-docs.xml.in
index 2bc412e..51f5201 100644
--- a/doc/reference/libical-glib/libical-glib-docs.xml.in
+++ b/doc/reference/libical-glib/libical-glib-docs.xml.in
@@ -3,8 +3,6 @@
                "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd"
 [
   <!ENTITY % local.common.attrib "xmlns:xi  CDATA  #FIXED 'http://www.w3.org/2003/XInclude'">
-  <!ENTITY % gtkdocentities SYSTEM "xml/gtkdocentities.ent">
-  %gtkdocentities;
 ]>
 <book id="index">
   <bookinfo>