diff --git a/openshift/patches/004-grpc.patch b/openshift/patches/004-grpc.patch
index c66f0b8bfd00..d08c2942763b 100644
--- a/openshift/patches/004-grpc.patch
+++ b/openshift/patches/004-grpc.patch
@@ -1,67 +1,69 @@
 diff --git a/test/e2e/grpc_test.go b/test/e2e/grpc_test.go
-index cab0aa22d..ee64c3b29 100644
+index 404819ed4..f9d56f522 100644
 --- a/test/e2e/grpc_test.go
 +++ b/test/e2e/grpc_test.go
-@@ -34,7 +34,6 @@ import (
+@@ -34,6 +34,7 @@ import (
  
  	"golang.org/x/sync/errgroup"
  	"google.golang.org/grpc"
--	"google.golang.org/grpc/credentials"
++	"google.golang.org/grpc/credentials"
  	"google.golang.org/grpc/credentials/insecure"
  
  	corev1 "k8s.io/api/core/v1"
-@@ -68,9 +67,6 @@ func hasPort(u string) bool {
+@@ -67,6 +68,9 @@ func hasPort(u string) bool {
  
  func dial(ctx *TestContext, host, domain string) (*grpc.ClientConn, error) {
  	defaultPort := "80"
--	if test.ServingFlags.HTTPS {
--		defaultPort = "443"
--	}
++	if test.ServingFlags.HTTPS {
++		defaultPort = "443"
++	}
  	if !hasPort(host) {
  		host = net.JoinHostPort(host, defaultPort)
  	}
-@@ -83,12 +79,6 @@ func dial(ctx *TestContext, host, domain string) (*grpc.ClientConn, error) {
+@@ -79,7 +83,12 @@ func dial(ctx *TestContext, host, domain string) (*grpc.ClientConn, error) {
  	}
  
  	creds := insecure.NewCredentials()
--	if test.ServingFlags.HTTPS {
--		tlsConfig := test.TLSClientConfig(context.Background(), ctx.t.Logf, ctx.clients)
--		// Set ServerName for pseudo hostname with TLS.
--		tlsConfig.ServerName = domain
--		creds = credentials.NewTLS(tlsConfig)
--	}
- 
+-
++	if test.ServingFlags.HTTPS {
++		tlsConfig := test.TLSClientConfig(context.Background(), ctx.t.Logf, ctx.clients)
++		// Set ServerName for pseudo hostname with TLS.
++		tlsConfig.ServerName = domain
++		creds = credentials.NewTLS(tlsConfig)
++	}
  	return grpc.Dial(
  		host,
-@@ -324,11 +314,6 @@ func streamTest(tc *TestContext, host, domain string) {
+ 		grpc.WithAuthority(domain),
+@@ -311,7 +320,11 @@ func streamTest(tc *TestContext, host, domain string) {
  
  func testGRPC(t *testing.T, f grpcTest, fopts ...rtesting.ServiceOption) {
  	t.Helper()
--	// TODO: https option with parallel leads to flakes.
--	// https://github.com/knative/serving/issues/11387
--	if !test.ServingFlags.HTTPS {
--		t.Parallel()
--	}
- 
+-
++	// TODO: https option with parallel leads to flakes.
++	// https://github.com/knative/serving/issues/11387
++	if !test.ServingFlags.HTTPS {
++		t.Parallel()
++	}
  	// Setup
  	clients := Setup(t)
-@@ -369,16 +354,13 @@ func testGRPC(t *testing.T, f grpcTest, fopts ...rtesting.ServiceOption) {
+ 
+@@ -351,13 +364,17 @@ func testGRPC(t *testing.T, f grpcTest, fopts ...rtesting.ServiceOption) {
  	}
  
  	host := url.Host
--	if !test.ServingFlags.ResolvableDomain {
-+	if true {
+-	if true {
++	if !test.ServingFlags.ResolvableDomain {
  		addr, mapper, err := ingress.GetIngressEndpoint(context.Background(), clients.KubeClient, pkgTest.Flags.IngressEndpoint)
  		if err != nil {
  			t.Fatal("Could not get service endpoint:", err)
  		}
--		if test.ServingFlags.HTTPS {
--			host = net.JoinHostPort(addr, mapper("443"))
--		} else {
--			host = net.JoinHostPort(addr, mapper("80"))
--		}
-+
-+		host = net.JoinHostPort(addr, mapper("80"))
+ 
+-		host = net.JoinHostPort(addr, mapper("80"))
++		if test.ServingFlags.HTTPS {
++			host = net.JoinHostPort(addr, mapper("443"))
++		} else {
++			host = net.JoinHostPort(addr, mapper("80"))
++		}
  	}
  
  	f(&TestContext{