diff --git a/mozilla/calendar/Makefile.in b/mozilla/calendar/Makefile.in
index 125ccecacaf..f5b10cca958 100644
--- a/mozilla/calendar/Makefile.in
+++ b/mozilla/calendar/Makefile.in
@@ -44,10 +44,4 @@ include $(DEPTH)/config/autoconf.mk
 MODULE	= calendar
 DIRS = libical resources base providers import-export locales
 
-ifndef MOZ_SUNBIRD
-ifneq ($(OS_ARCH),Darwin)
-DIRS += xpi
-endif
-endif
-
 include $(topsrcdir)/config/rules.mk