diff --git a/test/e2e/service.go b/test/e2e/service.go
index 8283c53c631..a0235b1bbd4 100644
--- a/test/e2e/service.go
+++ b/test/e2e/service.go
@@ -646,9 +646,8 @@ var _ = Describe("Services", func() {
 		if err == nil {
 			Failf("Created service with conflicting NodePort: %v", result2)
 		}
-		expectedErr := fmt.Sprintf("Service \"%s\" is invalid: spec.ports[0].nodePort: Invalid value: %d: provided port is already allocated",
-			serviceName2, port.NodePort)
-		Expect(fmt.Sprintf("%v", err)).To(Equal(expectedErr))
+		expectedErr := fmt.Sprintf("%d.*port is already allocated", port.NodePort)
+		Expect(fmt.Sprintf("%v", err)).To(MatchRegexp(expectedErr))
 
 		By("deleting service " + serviceName1 + " to release NodePort")
 		err = t.DeleteService(serviceName1)
@@ -707,8 +706,8 @@ var _ = Describe("Services", func() {
 		if err == nil {
 			Failf("failed to prevent update of service with out-of-range NodePort: %v", result)
 		}
-		expectedErr := fmt.Sprintf("Service \"%s\" is invalid: spec.ports[0].nodePort: Invalid value: %d: provided port is not in the valid range", serviceName, outOfRangeNodePort)
-		Expect(fmt.Sprintf("%v", err)).To(Equal(expectedErr))
+		expectedErr := fmt.Sprintf("%d.*port is not in the valid range", outOfRangeNodePort)
+		Expect(fmt.Sprintf("%v", err)).To(MatchRegexp(expectedErr))
 
 		By("deleting original service " + serviceName)
 		err = t.DeleteService(serviceName)
@@ -722,7 +721,7 @@ var _ = Describe("Services", func() {
 		if err == nil {
 			Failf("failed to prevent create of service with out-of-range NodePort (%d): %v", outOfRangeNodePort, service)
 		}
-		Expect(fmt.Sprintf("%v", err)).To(Equal(expectedErr))
+		Expect(fmt.Sprintf("%v", err)).To(MatchRegexp(expectedErr))
 	})
 
 	It("should release NodePorts on delete", func() {