diff --git a/cmd/root.go b/cmd/root.go
index 7b748f1..a779e31 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -87,6 +87,7 @@ func initConfig() {
 	viper.Set("version", gitVersion)
 	viper.SetDefault("deployment", "prod")
 	viper.SetDefault("loglevel", "info")
+	viper.SetDefault("kiosk_cmd_shell", "bash")
 	viper.SetEnvPrefix("HASS")
 	viper.AutomaticEnv()
 	if cfgFile != "" {
@@ -108,6 +109,7 @@ func initConfig() {
 		"mqtt_broker_user",
 		"mqtt_broker_password",
 		"mqtt_presence_topic",
+		"kiosk_cmd_shell",
 		"kiosk_cmd_screen_on",
 		"kiosk_cmd_screen_off",
 	}