diff --git a/protos/voltha_protos/openolt.proto b/protos/voltha_protos/openolt.proto
index ef6b00e..3bb0673 100644
--- a/protos/voltha_protos/openolt.proto
+++ b/protos/voltha_protos/openolt.proto
@@ -205,6 +205,7 @@
         OnuLossOfKeySyncFailureIndication onu_loss_of_sync_fail_ind = 12;
         OnuItuPonStatsIndication onu_itu_pon_stats_ind = 13;
         OnuDeactivationFailureIndication onu_deactivation_failure_ind = 14;
+        OnuRemoteDefectIndication onu_remote_defect_ind = 15;
     }
 }
 
@@ -523,6 +524,12 @@
     fixed32 fail_reason = 3;
 }
 
+message OnuRemoteDefectIndication{
+    fixed32 intf_id = 1;
+    fixed32 onu_id = 2;
+    fixed32 rdi_errors = 3;
+}
+
 message GroupMember {
     enum InterfaceType {
         PON = 0;