diff --git a/lib/src/upper/pdcp_entity_lte.cc b/lib/src/upper/pdcp_entity_lte.cc
index 3d0094e8a..9cd6a04ac 100644
--- a/lib/src/upper/pdcp_entity_lte.cc
+++ b/lib/src/upper/pdcp_entity_lte.cc
@@ -465,6 +465,7 @@ void pdcp_entity_lte::send_status_report()
     }
     pdu->N_bytes += bitmap_sz;
   }
+  pdu->md.pdcp_sn = -1;
 
   // Write PDU to RLC
   rlc->write_sdu(lcid, std::move(pdu));