diff --git a/classes/image_types_gbmc_dynamic.bbclass b/classes/image_types_gbmc_dynamic.bbclass
index d9da197..96c7fe1 100644
--- a/classes/image_types_gbmc_dynamic.bbclass
+++ b/classes/image_types_gbmc_dynamic.bbclass
@@ -9,7 +9,7 @@
     -i fitImage-its-${INITRAMFS_IMAGE_NAME}-${KERNEL_FIT_LINK_NAME}
   dtc $dtb>$dts
   rexpr() {
-    printf '/%s@[0-9]* {/,/};/s/reg = <.*>/reg = <(%d*1024) ((%d-%d)*1024)>/' $* $2
+    printf '/%s@[0-9a-fA-F]* {/,/};/s/reg = <.*>/reg = <(%d*1024) ((%d-%d)*1024)>/' $* $2
   }
   sed -e "$(rexpr u-boot ${FLASH_UBOOT_OFFSET} ${FLASH_KERNEL_OFFSET})" \
     -e "$(rexpr kernel ${FLASH_KERNEL_OFFSET} ${FLASH_ROFS_OFFSET})" \