diff --git a/main.sh b/main.sh
index 290e1f0ed7..c35f8cd795 100644
--- a/main.sh
+++ b/main.sh
@@ -99,7 +99,7 @@ if [[ -z $BRANCH ]]; then
 	[[ $KERNEL_TARGET == *dev* ]] && options+=("dev" "Latest dev @kernel.org")
 	# do not display selection dialog if only one kernel branch is available
 	if [[ "${#options[@]}" == 2 ]]; then
-		BRANCH="${#options[0]}"
+		BRANCH="${options[0]}"
 	else
 		BRANCH=$(dialog --stdout --title "Choose a kernel" --backtitle "$backtitle" --menu "Select one of supported kernels" $TTY_Y $TTY_X $(($TTY_Y - 8)) "${options[@]}")
 	fi