diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_usb.txt b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_usb.txt
index 9ef4d3038..5e2614777 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_usb.txt
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_usb.txt
@@ -73,7 +73,7 @@ for install_f in ${INSTALL_UBOOT_FILENAME} ${INSTALL_LINUX_FILENAME} ${INSTALL_R
 		install_abort=1;
 	fi;
 done
-if test -n "${install_abort}"; then
+if test "${install_abort}" = "1"; then
 	echo "Aborted.";
 	exit;
 fi