diff --git a/CHANGELOG.md b/CHANGELOG.md
index 667ea9ce90ce..350a871ef228 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,8 +24,8 @@ The format is based on Keep a Changelog, and this project adheres to Semantic Ve
 - "Submitted builder validator registration settings for custom builders" log message moved to debug level.
 - config: Genesis validator root is now hardcoded in params.BeaconConfig()
 - `grpc-gateway-host` is renamed to http-host. The old name can still be used as an alias.
-- `grpc-gateway-port` is renamed to http-port.
-- `grpc-gateway-corsdomain` is renamed to http-cors-domain.
+- `grpc-gateway-port` is renamed to http-port. The old name can still be used as an alias.
+- `grpc-gateway-corsdomain` is renamed to http-cors-domain. The old name can still be used as an alias.
 - `api-timeout` is changed from int flag to duration flag, default value updated.
 
 ### Deprecated
diff --git a/beacon-chain/node/config_test.go b/beacon-chain/node/config_test.go
index f2c08f380b51..4c045f4dcd1b 100644
--- a/beacon-chain/node/config_test.go
+++ b/beacon-chain/node/config_test.go
@@ -228,3 +228,26 @@ func TestConfigureInterop(t *testing.T) {
 		})
 	}
 }
+
+func TestAliasFlag(t *testing.T) {
+	// Create a new app with the flag
+	app := &cli.App{
+		Flags: []cli.Flag{flags.HTTPServerHost},
+		Action: func(c *cli.Context) error {
+			// Test if the alias works and sets the flag correctly
+			if c.IsSet("grpc-gateway-host") && c.IsSet("http-host") {
+				return nil
+			}
+			return cli.Exit("Alias or flag not set", 1)
+		},
+	}
+
+	// Simulate command line arguments that include the alias
+	args := []string{"app", "--grpc-gateway-host", "config.yml"}
+
+	// Run the app with the simulated arguments
+	err := app.Run(args)
+
+	// Check if the alias set the flag correctly
+	assert.NoError(t, err)
+}
diff --git a/cmd/validator/flags/flags.go b/cmd/validator/flags/flags.go
index fbacc9ca9752..e873d16c3f20 100644
--- a/cmd/validator/flags/flags.go
+++ b/cmd/validator/flags/flags.go
@@ -120,7 +120,7 @@ var (
 	}
 	// HTTPServerCorsDomain adds accepted cross origin request addresses.
 	HTTPServerCorsDomain = &cli.StringFlag{
-		Name:    "corsdomain",
+		Name:    "http-cors-domain",
 		Usage:   `Comma separated list of domains from which to accept cross origin requests (browser enforced).`,
 		Value:   "http://localhost:7500,http://127.0.0.1:7500,http://0.0.0.0:7500,http://localhost:4242,http://127.0.0.1:4242,http://localhost:4200,http://0.0.0.0:4242,http://127.0.0.1:4200,http://0.0.0.0:4200,http://localhost:3000,http://0.0.0.0:3000,http://127.0.0.1:3000",
 		Aliases: []string{"grpc-gateway-corsdomain"},
diff --git a/testing/endtoend/components/validator.go b/testing/endtoend/components/validator.go
index 580b74be8fff..4135c99539c0 100644
--- a/testing/endtoend/components/validator.go
+++ b/testing/endtoend/components/validator.go
@@ -221,12 +221,13 @@ func (v *ValidatorNode) Start(ctx context.Context) error {
 	if err != nil {
 		return err
 	}
+	portFlagName := "grpc-gateway-port" // TODO: replace port flag name with flags.HTTPServerPort.Name in a future release
 	args := []string{
 		fmt.Sprintf("--%s=%s/eth2-val-%d", cmdshared.DataDirFlag.Name, e2e.TestParams.TestPath, index),
 		fmt.Sprintf("--%s=%s", cmdshared.LogFileName.Name, logFile.Name()),
 		fmt.Sprintf("--%s=%s", flags.GraffitiFileFlag.Name, gFile),
 		fmt.Sprintf("--%s=%d", flags.MonitoringPortFlag.Name, e2e.TestParams.Ports.ValidatorMetricsPort+index),
-		fmt.Sprintf("--%s=%d", flags.HTTPServerPort.Name, e2e.TestParams.Ports.ValidatorHTTPPort+index),
+		fmt.Sprintf("--%s=%d", portFlagName, e2e.TestParams.Ports.ValidatorHTTPPort+index),
 		fmt.Sprintf("--%s=localhost:%d", flags.BeaconRPCProviderFlag.Name, beaconRPCPort),
 
 		fmt.Sprintf("--%s=%s", flags.GRPCHeadersFlag.Name, "dummy=value,foo=bar"), // Sending random headers shouldn't break anything.