diff --git a/devicemodel/samples/apl-mrb/sos_bootargs_release.txt b/devicemodel/samples/apl-mrb/sos_bootargs_release.txt
index 71fe5f201..730d7f661 100644
--- a/devicemodel/samples/apl-mrb/sos_bootargs_release.txt
+++ b/devicemodel/samples/apl-mrb/sos_bootargs_release.txt
@@ -1 +1 @@
-console=tty0 module_blacklist=dwc3_pci i915.nuclear_pageflip=1 root=/dev/mmcblk1p1 rw rootwait quiet loglevel=3 no_timer_check consoleblank=0 i915.enable_initial_modeset=1 i915.tsd_init=7 i915.tsd_delay=2000 video=DP-1:d video=DP-2:d i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_preemption=1 i915.context_priority_mode=2 i915.enable_gvt=1 i915.enable_guc=0x02 cma=64M@0-
+console=tty0 console=ttyS2,115200n8 module_blacklist=dwc3_pci i915.nuclear_pageflip=1 root=/dev/mmcblk1p1 rw rootwait quiet loglevel=3 no_timer_check consoleblank=0 i915.enable_initial_modeset=1 i915.tsd_init=7 i915.tsd_delay=2000 video=DP-1:d video=DP-2:d i915.avail_planes_per_pipe=0x01010F i915.domain_plane_owners=0x011111110000 i915.enable_preemption=1 i915.context_priority_mode=2 i915.enable_gvt=1 i915.enable_guc=0x02 cma=64M@0-