diff --git a/samples/generated/v1beta1/phishing_protection_service_v1_beta1.report_phishing.js b/samples/generated/v1beta1/phishing_protection_service_v1_beta1.report_phishing.js
index 6dd97666..85e4b74f 100644
--- a/samples/generated/v1beta1/phishing_protection_service_v1_beta1.report_phishing.js
+++ b/samples/generated/v1beta1/phishing_protection_service_v1_beta1.report_phishing.js
@@ -23,6 +23,9 @@
 function main(parent, uri) {
   // [START phishingprotection_v1beta1_generated_PhishingProtectionServiceV1Beta1_ReportPhishing_async]
   /**
+   * This snippet has been automatically generated and should be regarded as a code template only.
+   * It will require modifications to work.
+   * It may require correct/in-range values for request initialization.
    * TODO(developer): Uncomment these variables before running the sample.
    */
   /**
diff --git a/samples/generated/v1beta1/snippet_metadata.google.cloud.phishingprotection.v1beta1.json b/samples/generated/v1beta1/snippet_metadata.google.cloud.phishingprotection.v1beta1.json
index cecb4793..08a6166e 100644
--- a/samples/generated/v1beta1/snippet_metadata.google.cloud.phishingprotection.v1beta1.json
+++ b/samples/generated/v1beta1/snippet_metadata.google.cloud.phishingprotection.v1beta1.json
@@ -22,7 +22,7 @@
             "segments": [
                 {
                     "start": 25,
-                    "end": 56,
+                    "end": 59,
                     "type": "FULL"
                 }
             ],
diff --git a/src/v1beta1/phishing_protection_service_v1_beta1_client.ts b/src/v1beta1/phishing_protection_service_v1_beta1_client.ts
index 61f9c67a..3d9c6975 100644
--- a/src/v1beta1/phishing_protection_service_v1_beta1_client.ts
+++ b/src/v1beta1/phishing_protection_service_v1_beta1_client.ts
@@ -230,7 +230,8 @@ export class PhishingProtectionServiceV1Beta1Client {
       const apiCall = this._gaxModule.createApiCall(
         callPromise,
         this._defaults[methodName],
-        descriptor
+        descriptor,
+        this._opts.fallback
       );
 
       this.innerApiCalls[methodName] = apiCall;
diff --git a/test/gapic_phishing_protection_service_v1_beta1_v1beta1.ts b/test/gapic_phishing_protection_service_v1_beta1_v1beta1.ts
index 9346b081..ccadd4a2 100644
--- a/test/gapic_phishing_protection_service_v1_beta1_v1beta1.ts
+++ b/test/gapic_phishing_protection_service_v1_beta1_v1beta1.ts
@@ -50,124 +50,132 @@ function stubSimpleCallWithCallback<ResponseType>(
 }
 
 describe('v1beta1.PhishingProtectionServiceV1Beta1Client', () => {
-  it('has servicePath', () => {
-    const servicePath =
-      phishingprotectionservicev1beta1Module.v1beta1
-        .PhishingProtectionServiceV1Beta1Client.servicePath;
-    assert(servicePath);
-  });
+  describe('Common methods', () => {
+    it('has servicePath', () => {
+      const servicePath =
+        phishingprotectionservicev1beta1Module.v1beta1
+          .PhishingProtectionServiceV1Beta1Client.servicePath;
+      assert(servicePath);
+    });
 
-  it('has apiEndpoint', () => {
-    const apiEndpoint =
-      phishingprotectionservicev1beta1Module.v1beta1
-        .PhishingProtectionServiceV1Beta1Client.apiEndpoint;
-    assert(apiEndpoint);
-  });
+    it('has apiEndpoint', () => {
+      const apiEndpoint =
+        phishingprotectionservicev1beta1Module.v1beta1
+          .PhishingProtectionServiceV1Beta1Client.apiEndpoint;
+      assert(apiEndpoint);
+    });
 
-  it('has port', () => {
-    const port =
-      phishingprotectionservicev1beta1Module.v1beta1
-        .PhishingProtectionServiceV1Beta1Client.port;
-    assert(port);
-    assert(typeof port === 'number');
-  });
+    it('has port', () => {
+      const port =
+        phishingprotectionservicev1beta1Module.v1beta1
+          .PhishingProtectionServiceV1Beta1Client.port;
+      assert(port);
+      assert(typeof port === 'number');
+    });
 
-  it('should create a client with no option', () => {
-    const client =
-      new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client();
-    assert(client);
-  });
+    it('should create a client with no option', () => {
+      const client =
+        new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client();
+      assert(client);
+    });
 
-  it('should create a client with gRPC fallback', () => {
-    const client =
-      new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
-        {
-          fallback: true,
-        }
-      );
-    assert(client);
-  });
+    it('should create a client with gRPC fallback', () => {
+      const client =
+        new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
+          {
+            fallback: true,
+          }
+        );
+      assert(client);
+    });
 
-  it('has initialize method and supports deferred initialization', async () => {
-    const client =
-      new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
-        {
-          credentials: {client_email: 'bogus', private_key: 'bogus'},
-          projectId: 'bogus',
-        }
+    it('has initialize method and supports deferred initialization', async () => {
+      const client =
+        new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
+          {
+            credentials: {client_email: 'bogus', private_key: 'bogus'},
+            projectId: 'bogus',
+          }
+        );
+      assert.strictEqual(
+        client.phishingProtectionServiceV1Beta1Stub,
+        undefined
       );
-    assert.strictEqual(client.phishingProtectionServiceV1Beta1Stub, undefined);
-    await client.initialize();
-    assert(client.phishingProtectionServiceV1Beta1Stub);
-  });
+      await client.initialize();
+      assert(client.phishingProtectionServiceV1Beta1Stub);
+    });
 
-  it('has close method for the initialized client', done => {
-    const client =
-      new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
-        {
-          credentials: {client_email: 'bogus', private_key: 'bogus'},
-          projectId: 'bogus',
-        }
-      );
-    client.initialize();
-    assert(client.phishingProtectionServiceV1Beta1Stub);
-    client.close().then(() => {
-      done();
+    it('has close method for the initialized client', done => {
+      const client =
+        new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
+          {
+            credentials: {client_email: 'bogus', private_key: 'bogus'},
+            projectId: 'bogus',
+          }
+        );
+      client.initialize();
+      assert(client.phishingProtectionServiceV1Beta1Stub);
+      client.close().then(() => {
+        done();
+      });
     });
-  });
 
-  it('has close method for the non-initialized client', done => {
-    const client =
-      new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
-        {
-          credentials: {client_email: 'bogus', private_key: 'bogus'},
-          projectId: 'bogus',
-        }
+    it('has close method for the non-initialized client', done => {
+      const client =
+        new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
+          {
+            credentials: {client_email: 'bogus', private_key: 'bogus'},
+            projectId: 'bogus',
+          }
+        );
+      assert.strictEqual(
+        client.phishingProtectionServiceV1Beta1Stub,
+        undefined
       );
-    assert.strictEqual(client.phishingProtectionServiceV1Beta1Stub, undefined);
-    client.close().then(() => {
-      done();
+      client.close().then(() => {
+        done();
+      });
     });
-  });
 
-  it('has getProjectId method', async () => {
-    const fakeProjectId = 'fake-project-id';
-    const client =
-      new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
-        {
-          credentials: {client_email: 'bogus', private_key: 'bogus'},
-          projectId: 'bogus',
-        }
-      );
-    client.auth.getProjectId = sinon.stub().resolves(fakeProjectId);
-    const result = await client.getProjectId();
-    assert.strictEqual(result, fakeProjectId);
-    assert((client.auth.getProjectId as SinonStub).calledWithExactly());
-  });
+    it('has getProjectId method', async () => {
+      const fakeProjectId = 'fake-project-id';
+      const client =
+        new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
+          {
+            credentials: {client_email: 'bogus', private_key: 'bogus'},
+            projectId: 'bogus',
+          }
+        );
+      client.auth.getProjectId = sinon.stub().resolves(fakeProjectId);
+      const result = await client.getProjectId();
+      assert.strictEqual(result, fakeProjectId);
+      assert((client.auth.getProjectId as SinonStub).calledWithExactly());
+    });
 
-  it('has getProjectId method with callback', async () => {
-    const fakeProjectId = 'fake-project-id';
-    const client =
-      new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
-        {
-          credentials: {client_email: 'bogus', private_key: 'bogus'},
-          projectId: 'bogus',
-        }
-      );
-    client.auth.getProjectId = sinon
-      .stub()
-      .callsArgWith(0, null, fakeProjectId);
-    const promise = new Promise((resolve, reject) => {
-      client.getProjectId((err?: Error | null, projectId?: string | null) => {
-        if (err) {
-          reject(err);
-        } else {
-          resolve(projectId);
-        }
+    it('has getProjectId method with callback', async () => {
+      const fakeProjectId = 'fake-project-id';
+      const client =
+        new phishingprotectionservicev1beta1Module.v1beta1.PhishingProtectionServiceV1Beta1Client(
+          {
+            credentials: {client_email: 'bogus', private_key: 'bogus'},
+            projectId: 'bogus',
+          }
+        );
+      client.auth.getProjectId = sinon
+        .stub()
+        .callsArgWith(0, null, fakeProjectId);
+      const promise = new Promise((resolve, reject) => {
+        client.getProjectId((err?: Error | null, projectId?: string | null) => {
+          if (err) {
+            reject(err);
+          } else {
+            resolve(projectId);
+          }
+        });
       });
+      const result = await promise;
+      assert.strictEqual(result, fakeProjectId);
     });
-    const result = await promise;
-    assert.strictEqual(result, fakeProjectId);
   });
 
   describe('reportPhishing', () => {