diff --git a/mozilla/mail/components/build/Makefile.in b/mozilla/mail/components/build/Makefile.in
index e5a4f6d85c1..4e37b0bfe11 100644
--- a/mozilla/mail/components/build/Makefile.in
+++ b/mozilla/mail/components/build/Makefile.in
@@ -59,6 +59,8 @@ REQUIRES = \
 	intl \
 	pref \
 	msgbase \
+	mailnews \
+	import \
 	$(NULL)
 
 CPPSRCS = nsModule.cpp \