diff --git a/hypervisor/bsp/uefi/clearlinux/acrn.conf b/hypervisor/bsp/uefi/clearlinux/acrn.conf
index 4cf76eeab..d0a62d19a 100755
--- a/hypervisor/bsp/uefi/clearlinux/acrn.conf
+++ b/hypervisor/bsp/uefi/clearlinux/acrn.conf
@@ -1,3 +1,3 @@
 title The ACRN Service OS
 linux   /EFI/org.clearlinux/kernel-org.clearlinux.pk414-sos.4.14.23-19
-options pci_devices_ignore=(0:18:2) maxcpus=1 console=tty0 console=ttyS0 i915.nuclear_pageflip=1 root=PARTUUID=<UUID of rootfs partition> rw rootwait clocksource=hpet ignore_loglevel no_timer_check consoleblank=0 i915.tsd_init=7 i915.tsd_delay=2000 i915.avail_planes_per_pipe=0x00000F i915.domain_plane_owners=0x011111110000 i915.enable_guc_loading=0 i915.enable_guc_submission=0 i915.enable_preemption=1 i915.context_priority_mode=2 i915.enable_gvt=1 hvlog=2M@0x1FE00000 cma=2560M@0x100000000-0
+options pci_devices_ignore=(0:18:2) maxcpus=1 console=tty0 console=ttyS0 i915.nuclear_pageflip=1 root=PARTUUID=<UUID of rootfs partition> rw rootwait ignore_loglevel no_timer_check consoleblank=0 i915.tsd_init=7 i915.tsd_delay=2000 i915.avail_planes_per_pipe=0x00000F i915.domain_plane_owners=0x011111110000 i915.enable_guc_loading=0 i915.enable_guc_submission=0 i915.enable_preemption=1 i915.context_priority_mode=2 i915.enable_gvt=1 hvlog=2M@0x1FE00000 cma=2560M@0x100000000-0