diff --git a/internal/telemetry/metrics.go b/internal/telemetry/metrics.go
index fbbfafa..e7c4ecb 100644
--- a/internal/telemetry/metrics.go
+++ b/internal/telemetry/metrics.go
@@ -67,6 +67,8 @@ func ensureMetrics() {
 	checkMetricErr(err)
 }
 
+// checkMetricErr intentionally ignores metric registration errors:
+// telemetry is best-effort and must not interrupt the main flow.
 func checkMetricErr(err error) {}
 
 func RecordReviewDuration(ctx context.Context, dur time.Duration) {