diff --git a/dom/src/base/Makefile.in b/dom/src/base/Makefile.in
index 6d0a1ca56957..d9105a18e36d 100644
--- a/dom/src/base/Makefile.in
+++ b/dom/src/base/Makefile.in
@@ -28,7 +28,7 @@ include $(DEPTH)/config/autoconf.mk
 
 MODULE		= dom
 LIBRARY_NAME	= jsdombase_s
-REQUIRES	= xpcom webbrwsr js widget layout caps docshell xpconnect pref oji necko java locale uriloader sidebar rdf timer cookie webshell view uconv htmlparser shistory plugin
+REQUIRES	= xpcom webbrwsr js widget layout caps docshell xpconnect pref oji necko java locale uriloader sidebar rdf timer cookie webshell view uconv htmlparser shistory plugin windowwatcher
 
 CPPSRCS		= \
 		nsBarProps.cpp \