diff --git a/google-cloud-kms/src/test/java/com/google/cloud/kms/v1/KeyManagementServiceClientTest.java b/google-cloud-kms/src/test/java/com/google/cloud/kms/v1/KeyManagementServiceClientTest.java
index 4c793d3d..1fb823ec 100644
--- a/google-cloud-kms/src/test/java/com/google/cloud/kms/v1/KeyManagementServiceClientTest.java
+++ b/google-cloud-kms/src/test/java/com/google/cloud/kms/v1/KeyManagementServiceClientTest.java
@@ -60,11 +60,11 @@
 
 @Generated("by gapic-generator-java")
 public class KeyManagementServiceClientTest {
-  private static MockKeyManagementService mockKeyManagementService;
   private static MockIAMPolicy mockIAMPolicy;
+  private static MockKeyManagementService mockKeyManagementService;
   private static MockServiceHelper mockServiceHelper;
-  private KeyManagementServiceClient client;
   private LocalChannelProvider channelProvider;
+  private KeyManagementServiceClient client;
 
   @BeforeClass
   public static void startStaticServer() {
diff --git a/google-cloud-kms/src/test/java/com/google/iam/v1/MockIAMPolicyImpl.java b/google-cloud-kms/src/test/java/com/google/iam/v1/MockIAMPolicyImpl.java
index fc661c90..91c8a075 100644
--- a/google-cloud-kms/src/test/java/com/google/iam/v1/MockIAMPolicyImpl.java
+++ b/google-cloud-kms/src/test/java/com/google/iam/v1/MockIAMPolicyImpl.java
@@ -59,11 +59,13 @@ public void reset() {
   }
 
   @Override
-  public void setIamPolicy(SetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
+  public void testIamPermissions(
+      TestIamPermissionsRequest request,
+      StreamObserver<TestIamPermissionsResponse> responseObserver) {
     Object response = responses.poll();
-    if (response instanceof Policy) {
+    if (response instanceof TestIamPermissionsResponse) {
       requests.add(request);
-      responseObserver.onNext(((Policy) response));
+      responseObserver.onNext(((TestIamPermissionsResponse) response));
       responseObserver.onCompleted();
     } else if (response instanceof Exception) {
       responseObserver.onError(((Exception) response));
@@ -71,15 +73,15 @@ public void setIamPolicy(SetIamPolicyRequest request, StreamObserver<Policy> res
       responseObserver.onError(
           new IllegalArgumentException(
               String.format(
-                  "Unrecognized response type %s for method SetIamPolicy, expected %s or %s",
+                  "Unrecognized response type %s for method TestIamPermissions, expected %s or %s",
                   response == null ? "null" : response.getClass().getName(),
-                  Policy.class.getName(),
+                  TestIamPermissionsResponse.class.getName(),
                   Exception.class.getName())));
     }
   }
 
   @Override
-  public void getIamPolicy(GetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
+  public void setIamPolicy(SetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
     Object response = responses.poll();
     if (response instanceof Policy) {
       requests.add(request);
@@ -91,7 +93,7 @@ public void getIamPolicy(GetIamPolicyRequest request, StreamObserver<Policy> res
       responseObserver.onError(
           new IllegalArgumentException(
               String.format(
-                  "Unrecognized response type %s for method GetIamPolicy, expected %s or %s",
+                  "Unrecognized response type %s for method SetIamPolicy, expected %s or %s",
                   response == null ? "null" : response.getClass().getName(),
                   Policy.class.getName(),
                   Exception.class.getName())));
@@ -99,13 +101,11 @@ public void getIamPolicy(GetIamPolicyRequest request, StreamObserver<Policy> res
   }
 
   @Override
-  public void testIamPermissions(
-      TestIamPermissionsRequest request,
-      StreamObserver<TestIamPermissionsResponse> responseObserver) {
+  public void getIamPolicy(GetIamPolicyRequest request, StreamObserver<Policy> responseObserver) {
     Object response = responses.poll();
-    if (response instanceof TestIamPermissionsResponse) {
+    if (response instanceof Policy) {
       requests.add(request);
-      responseObserver.onNext(((TestIamPermissionsResponse) response));
+      responseObserver.onNext(((Policy) response));
       responseObserver.onCompleted();
     } else if (response instanceof Exception) {
       responseObserver.onError(((Exception) response));
@@ -113,9 +113,9 @@ public void testIamPermissions(
       responseObserver.onError(
           new IllegalArgumentException(
               String.format(
-                  "Unrecognized response type %s for method TestIamPermissions, expected %s or %s",
+                  "Unrecognized response type %s for method GetIamPolicy, expected %s or %s",
                   response == null ? "null" : response.getClass().getName(),
-                  TestIamPermissionsResponse.class.getName(),
+                  Policy.class.getName(),
                   Exception.class.getName())));
     }
   }
diff --git a/synth.metadata b/synth.metadata
index e33e6432..331260ba 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,15 +4,15 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-kms.git",
-        "sha": "97eeae91126650b78f73a8805e13573f44a2942a"
+        "sha": "e9f7f5fc70a8fe06d6099a5e683f7d6124fa5057"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "a5f96d06ef57e325761bad010f460d0c5dbeccda",
-        "internalRef": "377081269"
+        "sha": "9e3105549a35520f215359065c11e8dce15e18af",
+        "internalRef": "378266372"
       }
     },
     {