diff --git a/sepolicy/vendor/wcnss_service.te b/sepolicy/vendor/wcnss_service.te
index 15a3cac2..aebd86f1 100644
--- a/sepolicy/vendor/wcnss_service.te
+++ b/sepolicy/vendor/wcnss_service.te
@@ -29,6 +29,8 @@ r_dir_file(wcnss_service, sysfs_msm_subsys)
 # pkt logging for cnss_diag
 userdebug_or_eng(`
   r_dir_file(wcnss_service, proc_wifi_dbg)
+  r_dir_file(wcnss_service, sysfs_diag)
+  allow wcnss_service sysfs_timestamp_switch:file r_file_perms;
 ')
 
 allow wcnss_service sysfs_soc:dir search;