diff --git a/test/e2e/suite_test.go b/test/e2e/suite_test.go
index b47550874fc9..cdd4c4e1cf73 100644
--- a/test/e2e/suite_test.go
+++ b/test/e2e/suite_test.go
@@ -112,8 +112,8 @@ var (
 )
 
 func init() {
-	// usage ginkgo -- --poll-interval=5s --pollTimeout=5m
-	// eg. ginkgo -v --race --trace --fail-fast -p --randomize-all ./test/e2e/ -- --poll-interval=5s --pollTimeout=5m
+	// usage ginkgo -- --poll-interval=5s --poll-timeout=5m
+	// eg. ginkgo -v --race --trace --fail-fast -p --randomize-all ./test/e2e/ -- --poll-interval=5s --poll-timeout=5m
 	flag.DurationVar(&pollInterval, "poll-interval", 5*time.Second, "poll-interval defines the interval time for a poll operation")
 	flag.DurationVar(&pollTimeout, "poll-timeout", 300*time.Second, "poll-timeout defines the time which the poll operation times out")
 	flag.StringVar(&karmadaContext, "karmada-context", karmadaContext, "Name of the cluster context in control plane kubeconfig file.")