diff --git a/server/initialize/db_list.go b/server/initialize/db_list.go
index 395d2834..5b20456e 100644
--- a/server/initialize/db_list.go
+++ b/server/initialize/db_list.go
@@ -5,6 +5,8 @@ import (
 	"gorm.io/gorm"
 )
 
+const system = "system"
+
 func DBList() {
 	dbMap := make(map[string]*gorm.DB)
 	for _, info := range global.GVA_CONFIG.DBList {
@@ -20,5 +22,10 @@ func DBList() {
 			continue
 		}
 	}
+	// 做特殊判断,是否有迁移
+	// 适配低版本迁移多数据库版本
+	if sysDB, ok := dbMap[system]; ok {
+		global.GVA_DB = sysDB
+	}
 	global.GVA_DBList = dbMap
 }