diff --git a/mozilla/dom/public/css/MANIFEST b/mozilla/dom/public/css/MANIFEST
index fe3c530d526..cc6f9130c9f 100644
--- a/mozilla/dom/public/css/MANIFEST
+++ b/mozilla/dom/public/css/MANIFEST
@@ -25,5 +25,5 @@ nsIDOMCSSRule.h
 nsIDOMCSSStyleDeclaration.h
 nsIDOMCSSStyleRule.h
 nsIDOMCSSStyleRuleCollection.h
-nsIDOMCSSStyleRuleSimple.h
 nsIDOMCSSStyleSheet.h
+nsIDOMCSSUnknownRule.h
diff --git a/mozilla/dom/public/css/Makefile.in b/mozilla/dom/public/css/Makefile.in
index 7778d130a6a..e1aa704a300 100644
--- a/mozilla/dom/public/css/Makefile.in
+++ b/mozilla/dom/public/css/Makefile.in
@@ -34,8 +34,8 @@ EXPORTS =               \
   nsIDOMCSSStyleDeclaration.h \
   nsIDOMCSSStyleRule.h \
   nsIDOMCSSStyleRuleCollection.h \
-  nsIDOMCSSStyleRuleSimple.h \
-	nsIDOMCSSStyleSheet.h \
+  nsIDOMCSSStyleSheet.h \
+  nsIDOMCSSUnknownRule.h \
         $(NULL)
 
 EXPORTS := $(addprefix $(srcdir)/, $(EXPORTS))