diff --git a/lib/internal/quic/core.js b/lib/internal/quic/core.js
index bda9fa36b5..6f566af4ca 100644
--- a/lib/internal/quic/core.js
+++ b/lib/internal/quic/core.js
@@ -150,6 +150,8 @@ const {
     IDX_QUIC_SESSION_STATS_STREAMS_IN_COUNT,
     IDX_QUIC_SESSION_STATS_STREAMS_OUT_COUNT,
     IDX_QUIC_SESSION_STATS_KEYUPDATE_COUNT,
+    IDX_QUIC_SESSION_STATS_LOSS_RETRANSMIT_COUNT,
+    IDX_QUIC_SESSION_STATS_ACK_DELAY_RETRANSMIT_COUNT,
     IDX_QUIC_SESSION_STATS_MAX_BYTES_IN_FLIGHT,
     ERR_INVALID_REMOTE_TRANSPORT_PARAMS,
     ERR_INVALID_TLS_SESSION_TICKET,
@@ -1864,6 +1866,16 @@ class QuicSession extends EventEmitter {
     return stats[IDX_QUIC_SESSION_STATS_MAX_BYTES_IN_FLIGHT];
   }
 
+  get lossRetransmitCount() {
+    const stats = this.#stats || this[kHandle].stats;
+    return stats[IDX_QUIC_SESSION_STATS_LOSS_RETRANSMIT_COUNT];
+  }
+
+  get ackDelayRetransmitCount() {
+    const stats = this.#stats || this[kHandle].stats;
+    return stats[IDX_QUIC_SESSION_STATS_ACK_DELAY_RETRANSMIT_COUNT];
+  }
+
   get peerInitiatedStreamCount() {
     const stats = this.#stats || this[kHandle].stats;
     return stats[IDX_QUIC_SESSION_STATS_STREAMS_IN_COUNT];