diff --git a/temporaltest/server.go b/temporaltest/server.go
index 6d0d8da5..0f0193f5 100644
--- a/temporaltest/server.go
+++ b/temporaltest/server.go
@@ -39,9 +39,9 @@ func (ts *TestServer) fatal(err error) {
 	ts.t.Fatal(err)
 }
 
-// Worker registers and starts a Temporal worker on the specified task queue.
-func (ts *TestServer) Worker(taskQueue string, registerFunc func(registry worker.Registry)) worker.Worker {
-	w := worker.New(ts.Client(), taskQueue, ts.defaultWorkerOptions)
+// NewWorker registers and starts a Temporal worker on the specified task queue.
+func (ts *TestServer) NewWorker(taskQueue string, registerFunc func(registry worker.Registry)) worker.Worker {
+	w := worker.New(ts.DefaultClient(), taskQueue, ts.defaultWorkerOptions)
 	registerFunc(w)
 	ts.workers = append(ts.workers, w)
 
@@ -59,7 +59,7 @@ func (ts *TestServer) Worker(taskQueue string, registerFunc func(registry worker
 func (ts *TestServer) NewWorkerWithOptions(taskQueue string, registerFunc func(registry worker.Registry), opts worker.Options) worker.Worker {
 	opts.WorkflowPanicPolicy = worker.FailWorkflow
 
-	w := worker.New(ts.Client(), taskQueue, opts)
+	w := worker.New(ts.DefaultClient(), taskQueue, opts)
 	registerFunc(w)
 	ts.workers = append(ts.workers, w)
 
@@ -70,17 +70,17 @@ func (ts *TestServer) NewWorkerWithOptions(taskQueue string, registerFunc func(r
 	return w
 }
 
-// Client returns a Temporal client configured for making requests to the server.
+// DefaultClient returns the default Temporal client configured for making requests to the server.
 // It is configured to use a pre-registered test namespace and will
 // be closed on TestServer.Stop.
-func (ts *TestServer) Client() client.Client {
+func (ts *TestServer) DefaultClient() client.Client {
 	if ts.defaultClient == nil {
 		ts.defaultClient = ts.NewClientWithOptions(ts.defaultClientOptions)
 	}
 	return ts.defaultClient
 }
 
-// NewClientWithOptions returns a Temporal client configured for making requests to the server.
+// NewClientWithOptions returns a new Temporal client configured for making requests to the server.
 // If no namespace option is set it will use a pre-registered test namespace.
 // The returned client will be closed on TestServer.Stop.
 func (ts *TestServer) NewClientWithOptions(opts client.Options) client.Client {
@@ -161,3 +161,20 @@ func NewServer(opts ...TestServerOption) *TestServer {
 
 	return &ts
 }
+
+// Worker registers and starts a Temporal worker on the specified task queue.
+// 
+// Deprecated: Use function NewWorker()
+func (ts *TestServer) Worker(taskQueue string, registerFunc func(registry worker.Registry)) worker.Worker {
+	return ts.NewWorker(taskQueue, registerFunc)
+}
+
+// Client returns a Temporal client configured for making requests to the server.
+// It is configured to use a pre-registered test namespace and will
+// be closed on TestServer.Stop.
+//
+// Deprecated: Use function DefaultClient()
+func (ts *TestServer) Client() client.Client {
+	return ts.DefaultClient()
+}
+
diff --git a/temporaltest/server_test.go b/temporaltest/server_test.go
index e52e6fb0..dfd08d62 100644
--- a/temporaltest/server_test.go
+++ b/temporaltest/server_test.go
@@ -23,10 +23,10 @@ var t *testing.T
 func ExampleNewServer_testWorker() {
 	// Create test Temporal server and client
 	ts := temporaltest.NewServer(temporaltest.WithT(t))
-	c := ts.Client()
+	c := ts.DefaultClient()
 
 	// Register a new worker on the `hello_world` task queue
-	ts.Worker("hello_world", func(registry worker.Registry) {
+	ts.NewWorker("hello_world", func(registry worker.Registry) {
 		helloworld.RegisterWorkflowsAndActivities(registry)
 	})
 
@@ -55,14 +55,14 @@ func ExampleNewServer_testWorker() {
 func TestNewServer(t *testing.T) {
 	ts := temporaltest.NewServer(temporaltest.WithT(t))
 
-	ts.Worker("hello_world", func(registry worker.Registry) {
+	ts.NewWorker("hello_world", func(registry worker.Registry) {
 		helloworld.RegisterWorkflowsAndActivities(registry)
 	})
 
 	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
 	defer cancel()
 
-	wfr, err := ts.Client().ExecuteWorkflow(
+	wfr, err := ts.DefaultClient().ExecuteWorkflow(
 		ctx,
 		client.StartWorkflowOptions{TaskQueue: "hello_world"},
 		helloworld.Greet,
@@ -99,7 +99,7 @@ func TestNewWorkerWithOptions(t *testing.T) {
 	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
 	defer cancel()
 
-	wfr, err := ts.Client().ExecuteWorkflow(
+	wfr, err := ts.DefaultClient().ExecuteWorkflow(
 		ctx,
 		client.StartWorkflowOptions{TaskQueue: "hello_world"},
 		helloworld.Greet,
@@ -131,14 +131,14 @@ func TestDefaultWorkerOptions(t *testing.T) {
 		),
 	)
 
-	ts.Worker("hello_world", func(registry worker.Registry) {
+	ts.NewWorker("hello_world", func(registry worker.Registry) {
 		helloworld.RegisterWorkflowsAndActivities(registry)
 	})
 	
 	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
 	defer cancel()
 
-	wfr, err := ts.Client().ExecuteWorkflow(
+	wfr, err := ts.DefaultClient().ExecuteWorkflow(
 		ctx,
 		client.StartWorkflowOptions{TaskQueue: "hello_world"},
 		helloworld.Greet,
@@ -166,7 +166,7 @@ func TestClientWithDefaultInterceptor(t *testing.T) {
 		temporaltest.WithBaseClientOptions(opts),
 	)
 
-	ts.Worker(
+	ts.NewWorker(
 		"hello_world",
 		func(registry worker.Registry) {
 			helloworld.RegisterWorkflowsAndActivities(registry)
@@ -176,7 +176,7 @@ func TestClientWithDefaultInterceptor(t *testing.T) {
 	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
 	defer cancel()
 
-	wfr, err := ts.Client().ExecuteWorkflow(
+	wfr, err := ts.DefaultClient().ExecuteWorkflow(
 		ctx,
 		client.StartWorkflowOptions{TaskQueue: "hello_world"},
 		helloworld.Greet,
@@ -200,10 +200,10 @@ func BenchmarkRunWorkflow(b *testing.B) {
 	ts := temporaltest.NewServer()
 	defer ts.Stop()
 
-	ts.Worker("hello_world", func(registry worker.Registry) {
+	ts.NewWorker("hello_world", func(registry worker.Registry) {
 		helloworld.RegisterWorkflowsAndActivities(registry)
 	})
-	c := ts.Client()
+	c := ts.DefaultClient()
 
 	for i := 0; i < b.N; i++ {
 		func(b *testing.B) {