diff --git a/mozilla/calendar/confvars.sh b/mozilla/calendar/confvars.sh
index 6198b453af8..31393ebc3fc 100755
--- a/mozilla/calendar/confvars.sh
+++ b/mozilla/calendar/confvars.sh
@@ -50,7 +50,6 @@ MOZ_INSTALLER=
 MOZ_MATHML=
 NECKO_DISK_CACHE=
 MOZ_OJI=
-MOZ_PLUGINS=
 NECKO_COOKIES=
 MOZ_NO_XPCOM_OBSOLETE=1
 MOZ_EXTENSIONS_DEFAULT=