diff --git a/tools/imx8x/aux-bf-boot/boot.cmd b/tools/imx8x/aux-bf-boot/boot.cmd
index 94ad3757e2..660c1248c9 100644
--- a/tools/imx8x/aux-bf-boot/boot.cmd
+++ b/tools/imx8x/aux-bf-boot/boot.cmd
@@ -1 +1 @@
-bootefi 0x90000000
+bootefi $loadaddr
diff --git a/tools/imx8x/aux-bf-boot/boot.scr b/tools/imx8x/aux-bf-boot/boot.scr
index 0fcd8967a2..5a9df43388 100644
Binary files a/tools/imx8x/aux-bf-boot/boot.scr and b/tools/imx8x/aux-bf-boot/boot.scr differ
diff --git a/tools/imx8x/aux-bf-boot/uuu.auto b/tools/imx8x/aux-bf-boot/uuu.auto
index 95c4b7e470..7c603bb4ff 100644
--- a/tools/imx8x/aux-bf-boot/uuu.auto
+++ b/tools/imx8x/aux-bf-boot/uuu.auto
@@ -1,9 +1,9 @@
 uuu_version 1.2.91
 
 CFG: FB: -vid 0x0525 -pid 0x4026
-FB: ucmd setenv fastboot_buffer 0x82e00000
+FB: ucmd setenv fastboot_buffer $scriptaddr
 FB: download -f boot.scr
-FB: ucmd setenv fastboot_buffer 0x90000000
+FB: ucmd setenv fastboot_buffer $loadaddr
 FB: download -f image.efi
-FB: acmd source 0x82e00000
+FB: acmd source $scriptaddr
 FB: done