--- a/browser/build.mk
+++ b/browser/build.mk
@@ -49,8 +49,14 @@ ifdef MOZ_BRANDING_DIRECTORY
 tier_app_dirs += $(MOZ_BRANDING_DIRECTORY)
 endif
 
 ifndef MOZ_PLACES_BOOKMARKS
 tier_app_dirs += xpfe/components/search
 endif
 
 tier_app_dirs += browser
+
+installer:
+	@$(MAKE) -C browser/installer installer
+
+package:
+	@$(MAKE) -C browser/installer

--- a/xulrunner/build.mk
+++ b/xulrunner/build.mk
@@ -69,8 +69,15 @@ tier_app_dirs += embedding/tests
 endif
 endif
 
 ifdef MOZ_JAVAXPCOM
 tier_app_dirs += extensions/java
 endif
 
 tier_app_dirs += xulrunner
+
+installer:
+	@echo "XULRunner doesn't have an installer yet."
+	@exit 1
+
+package:
+	@$(MAKE) -C xulrunner/installer