diff --git a/dtd/c3d2web.dtd b/dtd/c3d2web.dtd
index cb4d32470..5177c35b7 100644
--- a/dtd/c3d2web.dtd
+++ b/dtd/c3d2web.dtd
@@ -64,5 +64,6 @@
 <!ELEMENT ul ((li)+)>
 <!ELEMENT ol ((li)+)>
 
-<!ELEMENT li %Inline;|%Block;>
+<!ELEMENT li (#PCDATA | link | em | image | %Block; )*>
+