diff --git a/pkg/app/pipectl/client/application.go b/pkg/app/pipectl/client/application.go
index 6d7e2ec3ae..4d985c9c0a 100644
--- a/pkg/app/pipectl/client/application.go
+++ b/pkg/app/pipectl/client/application.go
@@ -51,8 +51,6 @@ func SyncApplication(
 	defer ticker.Stop()
 
 	check := func() (deploymentID string, shouldRetry bool) {
-		const triggeredDeploymentIDKey = "TriggeredDeploymentID"
-
 		cmd, err := getCommand(ctx, cli, resp.CommandId)
 		if err != nil {
 			logger.Error(fmt.Sprintf("Failed while retrieving command information. Try again. (%v)", err))
@@ -67,7 +65,7 @@ func SyncApplication(
 
 		switch cmd.Status {
 		case model.CommandStatus_COMMAND_SUCCEEDED:
-			deploymentID = cmd.Metadata[triggeredDeploymentIDKey]
+			deploymentID = cmd.Metadata[model.MetadataKeyTriggeredDeploymentID]
 			return
 
 		case model.CommandStatus_COMMAND_FAILED:
diff --git a/pkg/app/piped/trigger/trigger.go b/pkg/app/piped/trigger/trigger.go
index a9ce25ef1c..01fee3f6b2 100644
--- a/pkg/app/piped/trigger/trigger.go
+++ b/pkg/app/piped/trigger/trigger.go
@@ -37,7 +37,6 @@ import (
 const (
 	ondemandCheckInterval               = 10 * time.Second
 	defaultLastTriggeredCommitCacheSize = 500
-	triggeredDeploymentIDKey            = "TriggeredDeploymentID"
 )
 
 type apiClient interface {
@@ -286,7 +285,7 @@ func (t *Trigger) checkRepoCandidates(ctx context.Context, repoID string, cs []c
 		// Mask command as handled since the deployment has been triggered successfully.
 		if c.kind == model.TriggerKind_ON_COMMAND {
 			metadata := map[string]string{
-				triggeredDeploymentIDKey: deployment.Id,
+				model.MetadataKeyTriggeredDeploymentID: deployment.Id,
 			}
 			if err := c.command.Report(ctx, model.CommandStatus_COMMAND_SUCCEEDED, metadata, nil); err != nil {
 				t.logger.Error("failed to report command status", zap.Error(err))
diff --git a/pkg/model/command.go b/pkg/model/command.go
index c8c1a8921a..c1b81d2bba 100644
--- a/pkg/model/command.go
+++ b/pkg/model/command.go
@@ -16,6 +16,10 @@ package model
 
 import "context"
 
+const (
+	MetadataKeyTriggeredDeploymentID = "TriggeredDeploymentID"
+)
+
 type ReportableCommand struct {
 	*Command
 	Report func(ctx context.Context, status CommandStatus, metadata map[string]string, output []byte) error