diff --git a/cmd/cli/deployment.go b/cmd/cli/deployment.go
index 2ae57617..6d8d311c 100644
--- a/cmd/cli/deployment.go
+++ b/cmd/cli/deployment.go
@@ -9,7 +9,7 @@ var deploymentCommand = &cli.Command{
 	Subcommands: []*cli.Command{
 		deploymentListCommand,
 		deploymentGetCommand,
-		deploymentDeployCommand,
+		deploymentCreateCommand,
 		deploymentUpdateCommand,
 	},
 }
diff --git a/cmd/cli/deployment_deploy.go b/cmd/cli/deployment_create.go
similarity index 93%
rename from cmd/cli/deployment_deploy.go
rename to cmd/cli/deployment_create.go
index ec60383d..d21c4a74 100644
--- a/cmd/cli/deployment_deploy.go
+++ b/cmd/cli/deployment_create.go
@@ -6,8 +6,8 @@ import (
 	"github.com/gitploy-io/gitploy/pkg/api"
 )
 
-var deploymentDeployCommand = &cli.Command{
-	Name:      "deploy",
+var deploymentCreateCommand = &cli.Command{
+	Name:      "create",
 	Usage:     "Deploy a specific ref(branch, SHA, tag) to the environment.",
 	ArgsUsage: "<owner>/<repo>",
 	Flags: []cli.Flag{
diff --git a/cmd/cli/shared.go b/cmd/cli/shared.go
index c60e37c3..b8d3950c 100644
--- a/cmd/cli/shared.go
+++ b/cmd/cli/shared.go
@@ -26,7 +26,7 @@ func buildClient(cli *cli.Context) *api.Client {
 func splitFullName(name string) (string, string, error) {
 	ss := strings.Split(name, "/")
 	if len(ss) != 2 {
-		return "", "", fmt.Errorf("'%s' is invalid format", name)
+		return "", "", fmt.Errorf("'%s' is invalid repository name", name)
 	}
 
 	return ss[0], ss[1], nil
@@ -36,7 +36,7 @@ func splitFullName(name string) (string, string, error) {
 func printJson(cli *cli.Context, v interface{}) error {
 	output, err := json.MarshalIndent(v, "", "  ")
 	if err != nil {
-		return fmt.Errorf("Failed to marshal: %w", err)
+		return fmt.Errorf("Failed to print JSON format: %w", err)
 	}
 
 	if query := cli.String("query"); query != "" {