diff --git a/pisi-spec.dtd b/pisi-spec.dtd
index 58e32670..6e25a4f9 100644
--- a/pisi-spec.dtd
+++ b/pisi-spec.dtd
@@ -78,6 +78,7 @@
 	RuntimeDependencies |
 	Files |
 	Conflicts |
+	Replaces |
 	AdditionalFiles |
 	Provides
 )*>
@@ -97,6 +98,17 @@ suck anyway -->
 <!ATTLIST Package releaseTo CDATA #IMPLIED>
 <!ATTLIST Package release CDATA #IMPLIED>
 
+<!ELEMENT Replaces (Package)+>
+<!-- we have a problem here, this Package tag only contains a package name
+while dtd treats this as another Package section, who said dtd doesnt
+suck anyway -->
+<!ATTLIST Package versionFrom CDATA #IMPLIED>
+<!ATTLIST Package versionTo CDATA #IMPLIED>
+<!ATTLIST Package version CDATA #IMPLIED>
+<!ATTLIST Package releaseFrom CDATA #IMPLIED>
+<!ATTLIST Package releaseTo CDATA #IMPLIED>
+<!ATTLIST Package release CDATA #IMPLIED>
+
 <!ELEMENT AdditionalFiles (AdditionalFile+)>
 <!ELEMENT AdditionalFile (#PCDATA)>
 <!ATTLIST AdditionalFile target CDATA #REQUIRED>