diff --git a/lib/twilio/preflight/preflight.ts b/lib/twilio/preflight/preflight.ts
index 2525b3a59..b4388e29e 100644
--- a/lib/twilio/preflight/preflight.ts
+++ b/lib/twilio/preflight/preflight.ts
@@ -292,7 +292,7 @@ export class PreflightTest extends EventEmitter {
     const report: PreflightTest.Report = {
       callSid: this._callSid,
       edge: this._edge,
-      iceCandidateStats: this._rtcIceCandidateStatsReport.iceCandidateStats,
+      iceCandidateStats: this._rtcIceCandidateStatsReport?.iceCandidateStats || [],
       networkTiming: this._networkTiming,
       samples: this._samples,
       selectedEdge: this._options.edge,
@@ -302,7 +302,7 @@ export class PreflightTest extends EventEmitter {
       warnings: this._warnings,
     };
 
-    const selectedIceCandidatePairStats = this._rtcIceCandidateStatsReport.selectedIceCandidatePairStats;
+    const selectedIceCandidatePairStats = this._rtcIceCandidateStatsReport?.selectedIceCandidatePairStats;
 
     if (selectedIceCandidatePairStats) {
       report.selectedIceCandidatePairStats = selectedIceCandidatePairStats;