diff --git a/exporter/exporterhelper/queued_retry_experimental.go b/exporter/exporterhelper/queued_retry_experimental.go
index 30aadebfeb3..a808e212c71 100644
--- a/exporter/exporterhelper/queued_retry_experimental.go
+++ b/exporter/exporterhelper/queued_retry_experimental.go
@@ -219,6 +219,12 @@ func (qrs *queuedRetrySender) start(ctx context.Context, host component.Host) er
 		if err != nil {
 			return fmt.Errorf("failed to create retry queue size metric: %w", err)
 		}
+		err = globalInstruments.queueCapacity.UpsertEntry(func() int64 {
+			return int64(qrs.cfg.QueueSize)
+		}, metricdata.NewLabelValue(qrs.fullName()))
+		if err != nil {
+			return fmt.Errorf("failed to create retry queue capacity metric: %w", err)
+		}
 	}
 
 	return nil