diff --git a/client/container_exec.go b/client/container_exec.go
index 0665c54fbd..29670d02e6 100644
--- a/client/container_exec.go
+++ b/client/container_exec.go
@@ -35,7 +35,7 @@ func (cli *Client) ContainerExecStart(ctx context.Context, execID string, config
 // It returns a types.HijackedConnection with the hijacked connection
 // and the a reader to get output. It's up to the called to close
 // the hijacked connection by calling types.HijackedResponse.Close.
-func (cli *Client) ContainerExecAttach(ctx context.Context, execID string, config types.ExecConfig) (types.HijackedResponse, error) {
+func (cli *Client) ContainerExecAttach(ctx context.Context, execID string, config types.ExecStartCheck) (types.HijackedResponse, error) {
 	headers := map[string][]string{"Content-Type": {"application/json"}}
 	return cli.postHijacked(ctx, "/exec/"+execID+"/start", nil, config, headers)
 }
diff --git a/client/interface.go b/client/interface.go
index acd4de1dbd..dd8b388cfa 100644
--- a/client/interface.go
+++ b/client/interface.go
@@ -45,7 +45,7 @@ type ContainerAPIClient interface {
 	ContainerCommit(ctx context.Context, container string, options types.ContainerCommitOptions) (types.IDResponse, error)
 	ContainerCreate(ctx context.Context, config *container.Config, hostConfig *container.HostConfig, networkingConfig *network.NetworkingConfig, containerName string) (container.ContainerCreateCreatedBody, error)
 	ContainerDiff(ctx context.Context, container string) ([]container.ContainerChangeResponseItem, error)
-	ContainerExecAttach(ctx context.Context, execID string, config types.ExecConfig) (types.HijackedResponse, error)
+	ContainerExecAttach(ctx context.Context, execID string, config types.ExecStartCheck) (types.HijackedResponse, error)
 	ContainerExecCreate(ctx context.Context, container string, config types.ExecConfig) (types.IDResponse, error)
 	ContainerExecInspect(ctx context.Context, execID string) (types.ContainerExecInspect, error)
 	ContainerExecResize(ctx context.Context, execID string, options types.ResizeOptions) error