diff --git a/receiver/prometheusreceiver/factory_test.go b/receiver/prometheusreceiver/factory_test.go
index 9f52e9310d20..81013fdae0cf 100644
--- a/receiver/prometheusreceiver/factory_test.go
+++ b/receiver/prometheusreceiver/factory_test.go
@@ -74,7 +74,8 @@ func TestDefaultFallbackScrapeProtocol(t *testing.T) {
 	require.NoError(t, err)
 	assert.NoError(t, sub.Unmarshal(cfg))
 
-	factory.CreateMetrics(context.Background(), receivertest.NewNopSettings(), cfg, consumertest.NewNop())
+	_, err = factory.CreateMetrics(context.Background(), receivertest.NewNopSettings(), cfg, consumertest.NewNop())
+	require.NoError(t, err)
 	
 	// During receiver creation, scrapeconfig without fallback scrape protocol set, should be set to 'PrometheusText1.0.0'.
 	assert.Equal(t, promconfig.PrometheusText1_0_0, cfg.(*Config).PrometheusConfig.ScrapeConfigs[0].ScrapeFallbackProtocol)