diff --git a/helper/metricsutil/gauge_process_test.go b/helper/metricsutil/gauge_process_test.go
index d5da81248e..5e83e6fe45 100644
--- a/helper/metricsutil/gauge_process_test.go
+++ b/helper/metricsutil/gauge_process_test.go
@@ -332,7 +332,7 @@ func waitForDone(t *testing.T,
 	done <-chan struct{},
 ) int {
 	t.Helper()
-	timeout := time.After(100 * time.Millisecond)
+	timeout := time.After(500 * time.Millisecond)
 
 	numTicks := 0
 	for {