diff --git a/azure/backend.go b/azure/backend.go
index d90d4e9a8..40f112599 100644
--- a/azure/backend.go
+++ b/azure/backend.go
@@ -9,6 +9,7 @@ import (
 	"strings"
 
 	"github.com/docker/api/context/cloud"
+	"github.com/docker/api/errdefs"
 
 	"github.com/Azure/azure-sdk-for-go/services/containerinstance/mgmt/2018-10-01/containerinstance"
 	"github.com/compose-spec/compose-go/types"
@@ -177,8 +178,8 @@ func (cs *aciContainerService) Run(ctx context.Context, r containers.ContainerCo
 	return createACIContainers(ctx, cs.ctx, groupDefinition)
 }
 
-func (cs *aciContainerService) Stop(ctx context.Context, containerName string) error {
-	return errors.New("not implemented")
+func (cs *aciContainerService) Stop(ctx context.Context, containerName string, timeout *uint32) error {
+	return errdefs.ErrNotImplemented
 }
 
 func getGroupAndContainerName(containerID string) (groupName string, containerName string) {
diff --git a/containers/api.go b/containers/api.go
index 0ee2132d7..741adee85 100644
--- a/containers/api.go
+++ b/containers/api.go
@@ -56,7 +56,7 @@ type Service interface {
 	// List returns all the containers
 	List(ctx context.Context, all bool) ([]Container, error)
 	// Stop stops the running container
-	Stop(ctx context.Context, containerName string) error
+	Stop(ctx context.Context, containerID string, timeout *uint32) error
 	// Run creates and starts a container
 	Run(ctx context.Context, config ContainerConfig) error
 	// Exec executes a command inside a running container
diff --git a/containers/v1/containers.pb.go b/containers/v1/containers.pb.go
index 65dbc35a8..d78466281 100644
--- a/containers/v1/containers.pb.go
+++ b/containers/v1/containers.pb.go
@@ -798,8 +798,8 @@ type StopRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id     string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-	Signal int64  `protobuf:"varint,2,opt,name=signal,proto3" json:"signal,omitempty"`
+	Id      string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Timeout uint32 `protobuf:"varint,2,opt,name=timeout,proto3" json:"timeout,omitempty"`
 }
 
 func (x *StopRequest) Reset() {
@@ -841,9 +841,9 @@ func (x *StopRequest) GetId() string {
 	return ""
 }
 
-func (x *StopRequest) GetSignal() int64 {
+func (x *StopRequest) GetTimeout() uint32 {
 	if x != nil {
-		return x.Signal
+		return x.Timeout
 	}
 	return 0
 }
@@ -1289,87 +1289,87 @@ var file_containers_v1_containers_proto_rawDesc = []byte{
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+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/containers/v1/containers.proto b/containers/v1/containers.proto
index d31c4a19d..d3a41e5d4 100644
--- a/containers/v1/containers.proto
+++ b/containers/v1/containers.proto
@@ -119,7 +119,7 @@ message StartResponse {
 
 message StopRequest {
 	string id = 1;
-	int64 signal = 2;
+	uint32 timeout = 2;
 }
 
 message StopResponse {
diff --git a/errdefs/errors.go b/errdefs/errors.go
index e01ac4ef4..be64d2114 100644
--- a/errdefs/errors.go
+++ b/errdefs/errors.go
@@ -42,6 +42,9 @@ var (
 	ErrUnknown = errors.New("unknown")
 	// ErrLoginFailed is returned when login failed
 	ErrLoginFailed = errors.New("login failed")
+	// ErrNotImplemented is returned when a backend doesn't implement
+	// an action
+	ErrNotImplemented = errors.New("not implemented")
 )
 
 // IsNotFoundError returns true if the unwrapped error is ErrNotFound
@@ -63,3 +66,8 @@ func IsForbiddenError(err error) bool {
 func IsUnknownError(err error) bool {
 	return errors.Is(err, ErrUnknown)
 }
+
+// IsErrNotImplemented returns true if the unwrapped error is ErrNotImplemented
+func IsErrNotImplemented(err error) bool {
+	return errors.Is(err, ErrNotImplemented)
+}
diff --git a/example/backend.go b/example/backend.go
index 9bdc12b3c..fc94bc0a1 100644
--- a/example/backend.go
+++ b/example/backend.go
@@ -56,7 +56,7 @@ func (cs *containerService) Run(ctx context.Context, r containers.ContainerConfi
 	return nil
 }
 
-func (cs *containerService) Stop(ctx context.Context, containerName string) error {
+func (cs *containerService) Stop(ctx context.Context, containerName string, timeout *uint32) error {
 	return errors.New("not implemented")
 }
 
diff --git a/moby/backend.go b/moby/backend.go
index c4d0e38a7..c4645793f 100644
--- a/moby/backend.go
+++ b/moby/backend.go
@@ -91,9 +91,13 @@ func (ms *mobyService) Run(ctx context.Context, r containers.ContainerConfig) er
 	return ms.apiClient.ContainerStart(ctx, create.ID, types.ContainerStartOptions{})
 }
 
-func (ms *mobyService) Stop(ctx context.Context, containerName string) error {
-	timeout := 1 * time.Second
-	return ms.apiClient.ContainerStop(ctx, containerName, &timeout)
+func (ms *mobyService) Stop(ctx context.Context, containerID string, timeout *uint32) error {
+	var t *time.Duration
+	if timeout != nil {
+		timeoutValue := time.Duration(*timeout) * time.Second
+		t = &timeoutValue
+	}
+	return ms.apiClient.ContainerStop(ctx, containerID, t)
 }
 
 func (ms *mobyService) Exec(ctx context.Context, name string, command string, reader io.Reader, writer io.Writer) error {
diff --git a/server/proxy/containers.go b/server/proxy/containers.go
index 3e7158265..5a6494127 100644
--- a/server/proxy/containers.go
+++ b/server/proxy/containers.go
@@ -76,7 +76,8 @@ func (p *proxyContainerAPI) Start(_ context.Context, request *v1.StartRequest) (
 
 func (p *proxyContainerAPI) Stop(ctx context.Context, request *v1.StopRequest) (*v1.StopResponse, error) {
 	c := Client(ctx)
-	return &v1.StopResponse{}, c.ContainerService().Stop(ctx, request.Id)
+	timeoutValue := request.GetTimeout()
+	return &v1.StopResponse{}, c.ContainerService().Stop(ctx, request.Id, &timeoutValue)
 }
 
 func (p *proxyContainerAPI) Kill(ctx context.Context, request *v1.KillRequest) (*v1.KillResponse, error) {