diff --git a/display/gs101/hal_graphics_composer_default.te b/display/gs101/hal_graphics_composer_default.te
index 0b4c26e8..aa429277 100644
--- a/display/gs101/hal_graphics_composer_default.te
+++ b/display/gs101/hal_graphics_composer_default.te
@@ -40,3 +40,6 @@ allow hal_graphics_composer_default vendor_log_file:file create_file_perms;
 # allow HWC to output to dumpstate via pipe fd
 allow hal_graphics_composer_default hal_dumpstate_default:fifo_file { append write };
 allow hal_graphics_composer_default hal_dumpstate_default:fd use;
+
+# allow HWC to access LHBM sysfs
+allow hal_graphics_composer_default sysfs_lhbm:file rw_file_perms;