diff --git a/mozilla/embedding/browser/build/Makefile.in b/mozilla/embedding/browser/build/Makefile.in
index 45fceb75eda..6103b469496 100644
--- a/mozilla/embedding/browser/build/Makefile.in
+++ b/mozilla/embedding/browser/build/Makefile.in
@@ -31,7 +31,7 @@ include $(DEPTH)/config/autoconf.mk
 
 LIBRARY_NAME	= webbrwsr
 EXTRA_DSO_LIBS	= jsdom
-REQUIRES	= xpcom docshell dom widget layout locale js necko uriloader webshell shistory
+REQUIRES	= xpcom docshell dom widget layout locale js necko uriloader webshell shistory timer
 
 CPPSRCS		= \
 		nsWebBrowserModule.cpp		\