--- a/HTML4.cat	2004-11-06 20:25:39.000000000 +0900
+++ b/HTML4.cat	2004-11-06 21:16:08.543377286 +0900
@@ -1,5 +1,9 @@
 OVERRIDE YES
 
+DTDDECL "-//W3C//DTD HTML 4.01//EN" HTML4.decl
+DTDDECL "-//W3C//DTD HTML 4.01 Transitional//EN" HTML4.decl
+DTDDECL "-//W3C//DTD HTML 4.01 Frameset//EN" HTML4.decl
+
 PUBLIC "-//W3C//DTD HTML 4.01//EN" strict.dtd
 PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" loose.dtd
 PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" frameset.dtd