diff --git a/layout/build/Makefile.in b/layout/build/Makefile.in
index 6949b006695e..03495cccc2d9 100644
--- a/layout/build/Makefile.in
+++ b/layout/build/Makefile.in
@@ -46,6 +46,8 @@ EXPORTS=nsLayoutCID.h
 
 INCLUDES +=  -I$(srcdir)/../html/base/src
 
+BASE_DSO_FLAGS = $(addprefix -lgmbase, $(MOZ_TOOLKIT))
+
 SHARED_LIBRARY_LIBS =			    \
 	$(DIST)/lib/libraptorevents_s.a	    \
 	$(DIST)/lib/libraptorhtmlbase_s.a   \