diff --git a/agent/app/model/alert.go b/agent/app/model/alert.go
index a697a602f..ac364f510 100644
--- a/agent/app/model/alert.go
+++ b/agent/app/model/alert.go
@@ -18,7 +18,7 @@ type AlertTask struct {
 	Type      string `gorm:"type:varchar(64);not null" json:"type"`
 	Quota     string `gorm:"type:varchar(64)" json:"quota"`
 	QuotaType string `gorm:"type:varchar(64)" json:"quotaType"`
-	Method    string `gorm:"type:varchar(64);not null;default:'sms" json:"method"`
+	Method    string `gorm:"type:varchar(64);not null;default:'sms'" json:"method"`
 }
 
 type AlertLog struct {
@@ -33,7 +33,7 @@ type AlertLog struct {
 	Message     string `gorm:"type:varchar(256);" json:"message"`
 	RecordId    uint   `gorm:"type:integer;" json:"recordId"`
 	LicenseId   string `gorm:"type:varchar(256);not null;" json:"licenseId" `
-	Method      string `gorm:"type:varchar(64);not null;default:'sms" json:"method"`
+	Method      string `gorm:"type:varchar(64);not null;default:'sms'" json:"method"`
 }
 
 type AlertConfig struct {
diff --git a/agent/utils/version/version.go b/agent/utils/version/version.go
index b0951771f..2da2f3721 100644
--- a/agent/utils/version/version.go
+++ b/agent/utils/version/version.go
@@ -130,10 +130,6 @@ func loadVersion(isLatest bool, currentVersion, mode string) string {
 		return ""
 	}
 	num, _ := strconv.Atoi(versionPart[1])
-	if num == 0 {
-		global.LOG.Errorf("current version is error format: %s", currentVersion)
-		return ""
-	}
 	if num >= 10 {
 		if version, ok := versionMap[currentVersion[0:5]]; ok {
 			return checkVersion(version, currentVersion)