diff --git a/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/WorkflowsServiceV2BetaSettings.java b/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/WorkflowsServiceV2BetaSettings.java
index 223b0186..8bc3dfa6 100644
--- a/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/WorkflowsServiceV2BetaSettings.java
+++ b/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/WorkflowsServiceV2BetaSettings.java
@@ -167,14 +167,13 @@ public WorkflowsServiceV2BetaStubSettings.Builder getStubSettingsBuilder() {
       return ((WorkflowsServiceV2BetaStubSettings.Builder) getStubSettings());
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(
           getStubSettingsBuilder().unaryMethodSettingsBuilders(), settingsUpdater);
       return this;
diff --git a/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/GrpcWorkflowsServiceV2BetaStub.java b/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/GrpcWorkflowsServiceV2BetaStub.java
index 61dad2df..1071398e 100644
--- a/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/GrpcWorkflowsServiceV2BetaStub.java
+++ b/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/GrpcWorkflowsServiceV2BetaStub.java
@@ -23,7 +23,6 @@
 import com.google.api.gax.grpc.GrpcStubCallableFactory;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.OperationCallable;
-import com.google.api.gax.rpc.RequestParamsExtractor;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.lifesciences.v2beta.Metadata;
 import com.google.cloud.lifesciences.v2beta.RunPipelineRequest;
@@ -34,7 +33,6 @@
 import io.grpc.MethodDescriptor;
 import io.grpc.protobuf.ProtoUtils;
 import java.io.IOException;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
 
@@ -107,13 +105,10 @@ protected GrpcWorkflowsServiceV2BetaStub(
         GrpcCallSettings.<RunPipelineRequest, Operation>newBuilder()
             .setMethodDescriptor(runPipelineMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<RunPipelineRequest>() {
-                  @Override
-                  public Map<String, String> extract(RunPipelineRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("parent", String.valueOf(request.getParent()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("parent", String.valueOf(request.getParent()));
+                  return params.build();
                 })
             .build();
 
@@ -148,7 +143,13 @@ public UnaryCallable<RunPipelineRequest, Operation> runPipelineCallable() {
 
   @Override
   public final void close() {
-    shutdown();
+    try {
+      backgroundResources.close();
+    } catch (RuntimeException e) {
+      throw e;
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to close resource", e);
+    }
   }
 
   @Override
diff --git a/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/WorkflowsServiceV2BetaStubSettings.java b/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/WorkflowsServiceV2BetaStubSettings.java
index 1782ce94..a4863445 100644
--- a/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/WorkflowsServiceV2BetaStubSettings.java
+++ b/google-cloud-life-sciences/src/main/java/com/google/cloud/lifesciences/v2beta/stub/WorkflowsServiceV2BetaStubSettings.java
@@ -286,14 +286,13 @@ private static Builder initDefaults(Builder builder) {
       return builder;
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
       return this;
     }