diff --git a/functions b/functions
index c6752f4..7ee6619 100644
--- a/functions
+++ b/functions
@@ -176,6 +176,10 @@ default_mirror () {
 	DEF_MIRROR="$1"
 }
 
+default_components () {
+	export USE_COMPONENTS="$1"
+}
+
 FINDDEBS_NEEDS_INDICES="false"
 finddebs_style () {
 	case "$1" in