diff --git a/test/e2e/kube-ovn/switch_lb_rule/switch_lb_rule.go b/test/e2e/kube-ovn/switch_lb_rule/switch_lb_rule.go
index c168e6e636a5..bb8ee7f14d96 100644
--- a/test/e2e/kube-ovn/switch_lb_rule/switch_lb_rule.go
+++ b/test/e2e/kube-ovn/switch_lb_rule/switch_lb_rule.go
@@ -366,7 +366,7 @@ var _ = framework.Describe("[group:slr]", func() {
 			}
 			for _, port := range epPorts {
 				framework.ExpectContainElement(tps, port.TargetPort)
-				framework.ExpectEqual(protocols[port.TargetPort], port.Protocol)
+				framework.ExpectHaveKeyWithValue(protocols, port.TargetPort, port.Protocol)
 			}
 		}
 		ginkgo.By("Checking endpoint switch lb service " + epSvc.Name)