diff --git a/client.go b/client.go
index bb973df..b86819b 100644
--- a/client.go
+++ b/client.go
@@ -15,18 +15,18 @@ import (
 // Queue lifecycle (create/delete/configure) is managed via the Queue CRD, not
 // this client — see kafaka_management_service design.md §2a/§2b.
 type Client struct {
-	conn   *grpc.ClientConn
-	stub   kafkamgmtv1.QueueServiceClient
+	conn *grpc.ClientConn
+	stub kafkamgmtv1.QueueServiceClient
 }
 
 // Option configures a Client during New.
 type Option func(*options)
 
 type options struct {
-	tokenSource  TokenSource
-	tlsConfig    credentials.TransportCredentials
-	dialTimeout  time.Duration
-	dialOpts     []grpc.DialOption
+	tokenSource TokenSource
+	tlsConfig   credentials.TransportCredentials
+	dialTimeout time.Duration
+	dialOpts    []grpc.DialOption
 }
 
 // WithTokenSource attaches a bearer token to every outgoing call via source.
diff --git a/errors.go b/errors.go
index 2219007..0dd7039 100644
--- a/errors.go
+++ b/errors.go
@@ -56,7 +56,7 @@ type sentinelError struct {
 }
 
 func (e *sentinelError) Error() string { return e.original.Error() }
-func (e *sentinelError) Unwrap() error  { return e.original }
+func (e *sentinelError) Unwrap() error { return e.original }
 func (e *sentinelError) Is(target error) bool {
 	return target == e.sentinel
 }
diff --git a/examples/sendreceive/main.go b/examples/sendreceive/main.go
index 7cf9e90..80daf59 100644
--- a/examples/sendreceive/main.go
+++ b/examples/sendreceive/main.go
@@ -42,7 +42,7 @@ func main() {
 
 	msgs, err := client.ReceiveMessage(ctx, *queue, kmsvc.ReceiveOptions{
 		MaxNumberOfMessages: 1,
-		WaitTimeSeconds:      10,
+		WaitTimeSeconds:     10,
 	})
 	if err != nil {
 		log.Fatalf("ReceiveMessage: %v", err)
diff --git a/internal_test_fake_test.go b/internal_test_fake_test.go
index 80c4c41..49026a5 100644
--- a/internal_test_fake_test.go
+++ b/internal_test_fake_test.go
@@ -17,12 +17,12 @@ import (
 type fakeQueueService struct {
 	kafkamgmtv1.UnimplementedQueueServiceServer
 
-	sendMessage              func(context.Context, *kafkamgmtv1.SendMessageRequest) (*kafkamgmtv1.SendMessageResponse, error)
-	sendMessageBatch         func(context.Context, *kafkamgmtv1.SendMessageBatchRequest) (*kafkamgmtv1.SendMessageBatchResponse, error)
-	receiveMessage           func(context.Context, *kafkamgmtv1.ReceiveMessageRequest) (*kafkamgmtv1.ReceiveMessageResponse, error)
-	deleteMessage            func(context.Context, *kafkamgmtv1.DeleteMessageRequest) (*kafkamgmtv1.DeleteMessageResponse, error)
-	deleteMessageBatch       func(context.Context, *kafkamgmtv1.DeleteMessageBatchRequest) (*kafkamgmtv1.DeleteMessageBatchResponse, error)
-	changeMessageVisibility  func(context.Context, *kafkamgmtv1.ChangeMessageVisibilityRequest) (*kafkamgmtv1.ChangeMessageVisibilityResponse, error)
+	sendMessage             func(context.Context, *kafkamgmtv1.SendMessageRequest) (*kafkamgmtv1.SendMessageResponse, error)
+	sendMessageBatch        func(context.Context, *kafkamgmtv1.SendMessageBatchRequest) (*kafkamgmtv1.SendMessageBatchResponse, error)
+	receiveMessage          func(context.Context, *kafkamgmtv1.ReceiveMessageRequest) (*kafkamgmtv1.ReceiveMessageResponse, error)
+	deleteMessage           func(context.Context, *kafkamgmtv1.DeleteMessageRequest) (*kafkamgmtv1.DeleteMessageResponse, error)
+	deleteMessageBatch      func(context.Context, *kafkamgmtv1.DeleteMessageBatchRequest) (*kafkamgmtv1.DeleteMessageBatchResponse, error)
+	changeMessageVisibility func(context.Context, *kafkamgmtv1.ChangeMessageVisibilityRequest) (*kafkamgmtv1.ChangeMessageVisibilityResponse, error)
 
 	// lastIncomingAuth captures the authorization header seen by the most
 	// recent call, for interceptor assertions.
diff --git a/longpoll_test.go b/longpoll_test.go
index 4210091..8f722c7 100644
--- a/longpoll_test.go
+++ b/longpoll_test.go
@@ -24,7 +24,7 @@ func TestReceiveMessageMapsResponse(t *testing.T) {
 
 	msgs, err := client.ReceiveMessage(context.Background(), "q", ReceiveOptions{
 		MaxNumberOfMessages: 5,
-		WaitTimeSeconds:      2,
+		WaitTimeSeconds:     2,
 	})
 	if err != nil {
 		t.Fatalf("ReceiveMessage: %v", err)
diff --git a/messages.go b/messages.go
index 1c266f5..5463fd2 100644
--- a/messages.go
+++ b/messages.go
@@ -12,22 +12,22 @@ const MaxMessageBodyBytes = 256 * 1024
 
 // Message is a received message, decoupled from the generated protobuf type.
 type Message struct {
-	MessageID       string
-	ReceiptHandle   string
-	Body            []byte
-	Attributes      map[string]string
-	ReceiveCount    int32
-	MessageGroupID  string
+	MessageID      string
+	ReceiptHandle  string
+	Body           []byte
+	Attributes     map[string]string
+	ReceiveCount   int32
+	MessageGroupID string
 }
 
 // SendMessageInput is the input to SendMessage.
 type SendMessageInput struct {
-	QueueName               string
-	Body                    []byte
-	Attributes              map[string]string
-	MessageGroupID          string // FIFO only
-	MessageDeduplicationID  string // FIFO only
-	DelaySeconds            int32
+	QueueName              string
+	Body                   []byte
+	Attributes             map[string]string
+	MessageGroupID         string // FIFO only
+	MessageDeduplicationID string // FIFO only
+	DelaySeconds           int32
 }
 
 // SendMessageOutput is the result of a successful SendMessage call.