diff --git a/google-cloud-servicedirectory/src/main/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClient.java b/google-cloud-servicedirectory/src/main/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClient.java
index 23bd9cd2..b7e3f0c3 100644
--- a/google-cloud-servicedirectory/src/main/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClient.java
+++ b/google-cloud-servicedirectory/src/main/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClient.java
@@ -1740,7 +1740,8 @@ public final UnaryCallable<DeleteEndpointRequest, Empty> deleteEndpointCallable(
    * try (RegistrationServiceClient registrationServiceClient = RegistrationServiceClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
-   *           .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+   *           .setResource(
+   *               ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
    *           .setOptions(GetPolicyOptions.newBuilder().build())
    *           .build();
    *   Policy response = registrationServiceClient.getIamPolicy(request);
@@ -1764,7 +1765,8 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * try (RegistrationServiceClient registrationServiceClient = RegistrationServiceClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
-   *           .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+   *           .setResource(
+   *               ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
    *           .setOptions(GetPolicyOptions.newBuilder().build())
    *           .build();
    *   ApiFuture<Policy> future =
@@ -1788,7 +1790,8 @@ public final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
    * try (RegistrationServiceClient registrationServiceClient = RegistrationServiceClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
-   *           .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+   *           .setResource(
+   *               ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
    *           .setPolicy(Policy.newBuilder().build())
    *           .build();
    *   Policy response = registrationServiceClient.setIamPolicy(request);
@@ -1812,7 +1815,8 @@ public final Policy setIamPolicy(SetIamPolicyRequest request) {
    * try (RegistrationServiceClient registrationServiceClient = RegistrationServiceClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
-   *           .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+   *           .setResource(
+   *               ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
    *           .setPolicy(Policy.newBuilder().build())
    *           .build();
    *   ApiFuture<Policy> future =
@@ -1836,7 +1840,8 @@ public final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
    * try (RegistrationServiceClient registrationServiceClient = RegistrationServiceClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
-   *           .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+   *           .setResource(
+   *               ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
    *           .addAllPermissions(new ArrayList<String>())
    *           .build();
    *   TestIamPermissionsResponse response = registrationServiceClient.testIamPermissions(request);
@@ -1860,7 +1865,8 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * try (RegistrationServiceClient registrationServiceClient = RegistrationServiceClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
-   *           .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+   *           .setResource(
+   *               ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
    *           .addAllPermissions(new ArrayList<String>())
    *           .build();
    *   ApiFuture<TestIamPermissionsResponse> future =
diff --git a/google-cloud-servicedirectory/src/test/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClientTest.java b/google-cloud-servicedirectory/src/test/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClientTest.java
index cc04a886..3d88c8f9 100644
--- a/google-cloud-servicedirectory/src/test/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClientTest.java
+++ b/google-cloud-servicedirectory/src/test/java/com/google/cloud/servicedirectory/v1/RegistrationServiceClientTest.java
@@ -1236,7 +1236,8 @@ public void getIamPolicyTest() throws Exception {
 
     GetIamPolicyRequest request =
         GetIamPolicyRequest.newBuilder()
-            .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+            .setResource(
+                ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
             .setOptions(GetPolicyOptions.newBuilder().build())
             .build();
 
@@ -1263,7 +1264,8 @@ public void getIamPolicyExceptionTest() throws Exception {
     try {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
-              .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+              .setResource(
+                  ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
               .setOptions(GetPolicyOptions.newBuilder().build())
               .build();
       client.getIamPolicy(request);
@@ -1285,7 +1287,8 @@ public void setIamPolicyTest() throws Exception {
 
     SetIamPolicyRequest request =
         SetIamPolicyRequest.newBuilder()
-            .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+            .setResource(
+                ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
             .setPolicy(Policy.newBuilder().build())
             .build();
 
@@ -1312,7 +1315,8 @@ public void setIamPolicyExceptionTest() throws Exception {
     try {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
-              .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+              .setResource(
+                  ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
               .setPolicy(Policy.newBuilder().build())
               .build();
       client.setIamPolicy(request);
@@ -1330,7 +1334,8 @@ public void testIamPermissionsTest() throws Exception {
 
     TestIamPermissionsRequest request =
         TestIamPermissionsRequest.newBuilder()
-            .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+            .setResource(
+                ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
             .addAllPermissions(new ArrayList<String>())
             .build();
 
@@ -1357,7 +1362,8 @@ public void testIamPermissionsExceptionTest() throws Exception {
     try {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
-              .setResource(NamespaceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]").toString())
+              .setResource(
+                  ServiceName.of("[PROJECT]", "[LOCATION]", "[NAMESPACE]", "[SERVICE]").toString())
               .addAllPermissions(new ArrayList<String>())
               .build();
       client.testIamPermissions(request);
diff --git a/synth.metadata b/synth.metadata
index 4ad5d593..b0da3469 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,23 +4,23 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-servicedirectory.git",
-        "sha": "ebe396ac12512b05fcc95011f87005dcba947e58"
+        "sha": "16844440557abc041ae1c9a7eeb5ec08ad0b48c0"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "af8f71dae961ee036a0ac52a1965270149a6b2c9",
-        "internalRef": "358516065"
+        "sha": "f6dd7e47620566925a4b3f1ce029e74e1b2f2516",
+        "internalRef": "359781040"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "af8f71dae961ee036a0ac52a1965270149a6b2c9",
-        "internalRef": "358516065"
+        "sha": "f6dd7e47620566925a4b3f1ce029e74e1b2f2516",
+        "internalRef": "359781040"
       }
     },
     {