diff --git a/board/xilinx/zynqmp/zynqmp_kria.env b/board/xilinx/zynqmp/zynqmp_kria.env
index 0f940bd..7d3ad31 100644
--- a/board/xilinx/zynqmp/zynqmp_kria.env
+++ b/board/xilinx/zynqmp/zynqmp_kria.env
@@ -44,7 +44,8 @@
 preboot=setenv boot_targets; setenv modeboot; run board_setup
 
 # SOM specific boot methods
-som_cc_boot=if test ${card1_name} = SCK-KV-G; then setenv boot_targets mmc1 usb0 usb1 usb2 usb3 pxe dhcp && run distro_bootcmd; elif test ${card1_name} = SCK-KR-G; then setenv boot_targets usb0 usb1 usb2 usb3 pxe dhcp && run distro_bootcmd; else test ${card1_name} = SCK-KD-G; setenv boot_targets usb0 usb1 usb2 usb3 pxe dhcp && run distro_bootcmd; fi;"
+usb_boot_devices='usb0 usb1 usb2 usb3 usb4'
+som_cc_boot=if test ${card1_name} = SCK-KV-G; then setenv boot_targets mmc1 ${usb_boot_devices} pxe dhcp jtag && run distro_bootcmd; elif test ${card1_name} = SCK-KR-G; then setenv boot_targets ${usb_boot_devices} pxe dhcp jtag && run distro_bootcmd; else test ${card1_name} = SCK-KD-G; setenv boot_targets ${usb_boot_devices} pxe dhcp jtag && run distro_bootcmd; fi;"
 som_mmc_boot=setenv boot_targets mmc0 && run distro_bootcmd
 
 k26_starter=SMK-K26-XCL2G