diff --git a/pkg/cmd/deploy.go b/pkg/cmd/deploy.go
index d68d940..de81b2a 100644
--- a/pkg/cmd/deploy.go
+++ b/pkg/cmd/deploy.go
@@ -79,16 +79,16 @@ func runDeploy(
 		"Deploy",
 		func(ctx context.Context, host config.Host) error {
 			// Notify to Slack
-			if err := slackClient.SendText(ctx, host.Deploy.SlackChannel,
+			if err := slackClient.SendText(ctx, host.Deploy.SlackChannelId,
 				fmt.Sprintf("*<%s> deploying to %s...*", conf.GitRevision, host.Host)); err != nil {
 				return err
 			}
 			defer func() {
 				if err != nil {
-					_ = slackClient.SendText(ctx, host.Deploy.SlackChannel,
+					_ = slackClient.SendText(ctx, host.Deploy.SlackChannelId,
 						fmt.Sprintf("*<%s> deploy was failed to %s* :sob:", conf.GitRevision, host.Host))
 				} else {
-					_ = slackClient.SendText(ctx, host.Deploy.SlackChannel,
+					_ = slackClient.SendText(ctx, host.Deploy.SlackChannelId,
 						fmt.Sprintf("*<%s> deploy was succeeded to %s* :laughing:", conf.GitRevision, host.Host))
 				}
 			}()
diff --git a/pkg/config/types.go b/pkg/config/types.go
index 03ef148..3725de1 100644
--- a/pkg/config/types.go
+++ b/pkg/config/types.go
@@ -81,10 +81,10 @@ func (c Host) ListTarget() []DeployTarget {
 }
 
 type Deploy struct {
-	SlackChannel string         `yaml:"slack_channel,omitempty"`
-	PreCommand   string         `yaml:"pre_command,omitempty"`
-	PostCommand  string         `yaml:"post_command,omitempty"`
-	Targets      []DeployTarget `yaml:"targets,omitempty"`
+	SlackChannelId string         `yaml:"slack_channel_id,omitempty"`
+	PreCommand     string         `yaml:"pre_command,omitempty"`
+	PostCommand    string         `yaml:"post_command,omitempty"`
+	Targets        []DeployTarget `yaml:"targets,omitempty"`
 }
 
 type DeployTarget struct {