diff --git a/internal/repository/workflow.go b/internal/repository/workflow.go
index e6e1d046..28d3d0f2 100644
--- a/internal/repository/workflow.go
+++ b/internal/repository/workflow.go
@@ -94,16 +94,16 @@ func (w *WorkflowRepository) SaveRun(ctx context.Context, run *domain.WorkflowRu
 		}
 
 		// unable trigger sse using DB()
-		wordflowRecord, err := txDao.FindRecordById("workflow", run.WorkflowId)
+		workflowRecord, err := txDao.FindRecordById("workflow", run.WorkflowId)
 		if err != nil {
 			return err
 		}
 
-		wordflowRecord.Set("lastRunId", record.GetId())
-		wordflowRecord.Set("lastRunStatus", record.GetString("status"))
-		wordflowRecord.Set("lastRunTime", record.GetString("startedAt"))
+		workflowRecord.Set("lastRunId", record.GetId())
+		workflowRecord.Set("lastRunStatus", record.GetString("status"))
+		workflowRecord.Set("lastRunTime", record.GetString("startedAt"))
 
-		return txDao.SaveRecord(wordflowRecord)
+		return txDao.SaveRecord(workflowRecord)
 	})
 	if err != nil {
 		return err
diff --git a/internal/rest/workflow.go b/internal/rest/workflow.go
index 0ccab150..2527c85f 100644
--- a/internal/rest/workflow.go
+++ b/internal/rest/workflow.go
@@ -10,6 +10,7 @@ import (
 
 type WorkflowService interface {
 	Run(ctx context.Context, req *domain.WorkflowRunReq) error
+	Stop()
 }
 
 type workflowHandler struct {
diff --git a/internal/routes/routes.go b/internal/routes/routes.go
index 058f1815..8fab1a15 100644
--- a/internal/routes/routes.go
+++ b/internal/routes/routes.go
@@ -1,6 +1,8 @@
 package routes
 
 import (
+	"sync"
+
 	"github.com/usual2970/certimate/internal/notify"
 	"github.com/usual2970/certimate/internal/repository"
 	"github.com/usual2970/certimate/internal/rest"
@@ -11,14 +13,26 @@ import (
 	"github.com/pocketbase/pocketbase/apis"
 )
 
+var (
+	workflowSvc     rest.WorkflowService
+	workflowSvcOnce sync.Once
+)
+
+func getWorkflowService() rest.WorkflowService {
+	workflowSvcOnce.Do(func() {
+		workflowRepo := repository.NewWorkflowRepository()
+		workflowSvc = workflow.NewWorkflowService(workflowRepo)
+	})
+	return workflowSvc
+}
+
 func Register(e *echo.Echo) {
 	group := e.Group("/api", apis.RequireAdminAuth())
 
 	notifyRepo := repository.NewSettingsRepository()
 	notifySvc := notify.NewNotifyService(notifyRepo)
 
-	workflowRepo := repository.NewWorkflowRepository()
-	workflowSvc := workflow.NewWorkflowService(workflowRepo)
+	workflowSvc := getWorkflowService()
 
 	statisticsRepo := repository.NewStatisticsRepository()
 	statisticsSvc := statistics.NewStatisticsService(statisticsRepo)
@@ -29,3 +43,7 @@ func Register(e *echo.Echo) {
 
 	rest.NewStatisticsHandler(group, statisticsSvc)
 }
+
+func Unregister() {
+	getWorkflowService().Stop()
+}
diff --git a/main.go b/main.go
index b7885e39..bb34606f 100644
--- a/main.go
+++ b/main.go
@@ -55,7 +55,12 @@ func main() {
 		return nil
 	})
 
-	defer log.Println("Exit!")
+	app.OnTerminate().Add(func(e *core.TerminateEvent) error {
+		routes.Unregister()
+		log.Println("Exit!")
+		return nil
+	})
+
 	log.Printf("Visit the website: http://%s", httpFlag)
 
 	if err := app.Start(); err != nil {