diff --git a/scripts/build/config b/scripts/build/config
index bc8aa7e64..9106f022b 100755
--- a/scripts/build/config
+++ b/scripts/build/config
@@ -1065,7 +1065,6 @@ APTITUDE_OPTIONS="${APTITUDE_OPTIONS}"
 DEBOOTSTRAP_OPTIONS="${DEBOOTSTRAP_OPTIONS}"
 DEBOOTSTRAP_SCRIPT="${DEBOOTSTRAP_SCRIPT}"
 GZIP_OPTIONS="${GZIP_OPTIONS}"
-ISOHYBRID_OPTIONS="${ISOHYBRID_OPTIONS}"
 EOF
 
 # Creating lb_bootstrap_* configuration