diff --git a/cmd/web-console-validator/main.go b/cmd/web-console-validator/main.go
index 15ffac50a..95962c2aa 100644
--- a/cmd/web-console-validator/main.go
+++ b/cmd/web-console-validator/main.go
@@ -45,6 +45,11 @@ func init() {
 func main() {
 	// Using the same type of logger as in the controller-manager.
 	klog.InitFlags(nil)
+	// Opt into the new klog behavior so that -stderrthreshold is honored even
+	// when -logtostderr=true (the default).
+	// Ref: kubernetes/klog#212, kubernetes/klog#432
+	flag.Set("legacy_stderr_threshold_behavior", "false") //nolint:errcheck
+	flag.Set("stderrthreshold", "INFO")                   //nolint:errcheck
 	ctrllog.SetLogger(textlogger.NewLogger(textlogger.NewConfig()))
 	logger := ctrllog.Log.WithName("entrypoint")