diff --git a/packages/sdk-metrics/src/state/MetricCollector.ts b/packages/sdk-metrics/src/state/MetricCollector.ts
index 523525377d2..ab9fdf07918 100644
--- a/packages/sdk-metrics/src/state/MetricCollector.ts
+++ b/packages/sdk-metrics/src/state/MetricCollector.ts
@@ -96,7 +96,7 @@ export class MetricCollector implements MetricProducer {
    * collector.
    */
   selectCardinalityLimit(instrumentType: InstrumentType): number {
-    return this._metricReader.selectCardinalityLimit(instrumentType);
+    return this._metricReader.selectCardinalityLimit.?(instrumentType) ?? 2000;
   }
 }