diff --git a/shared/db/Region.ts b/shared/db/Region.ts
index d1ad3ec67..650892985 100644
--- a/shared/db/Region.ts
+++ b/shared/db/Region.ts
@@ -40,7 +40,7 @@ export default class Region extends BaseModel {
     latestServer: number;          // 最新服
 
     @prop({ required: true })
-    versionCode: number;          // 支持的最小版本号
+    versionCode: string;          // 支持的最小版本号
 
     @prop({ required: true })
     curVersion: string;         // 当前版本号，格式 x.x.x.x
diff --git a/shared/domain/backEndField/params.ts b/shared/domain/backEndField/params.ts
index 0deafd8d7..9d53d4b13 100644
--- a/shared/domain/backEndField/params.ts
+++ b/shared/domain/backEndField/params.ts
@@ -74,7 +74,7 @@ export class UpdateRegionParams {
     name: string = '';              // 大区名
     prefix: string = '';            // 区名前缀
     remark: string = '';
-    versionCode: number = 1;
+    versionCode: string = '';
     curVersion: string = '';
     updateResUrl: string = '';
 
@@ -95,7 +95,7 @@ export class UpdateRegionParams {
     }
 
     checkParams() {
-        if(!this.id || !this.name || !this.prefix || !this.maxPlayerCnt || !isArray(this.timers) || this.timers.length <= 0 || !isArray(this.activityGroupId) || this.activityGroupId.length <= 0 || !isNumber(this.versionCode) || !isString(this.curVersion) || !isString(this.updateResUrl)) {
+        if(!this.id || !this.name || !this.prefix || !this.maxPlayerCnt || !isArray(this.timers) || this.timers.length <= 0 || !isArray(this.activityGroupId) || this.activityGroupId.length <= 0 || !isString(this.versionCode) || !isString(this.curVersion) || !isString(this.updateResUrl)) {
             return false
         }
         return true;
@@ -132,7 +132,7 @@ export class CreateRegionParam {
     name: string = '';              // 大区名
     prefix: string = '';            // 区名前缀
     remark: string = '';
-    versionCode: number = 1;
+    versionCode: string = '';
     env: string = '';               // 环境变量
     gmLink: string;                 // 对应后台链接
     gameHost: string;               // 长链接
@@ -147,7 +147,7 @@ export class CreateRegionParam {
     }
 
     checkParams() {
-        if(!this.name || !this.prefix || !this.env || !this.gmLink || !this.gameHost || !this.gmPort || !this.webHost || !isNumber(this.gmPort) || !isNumber(this.versionCode) || !this.updateResUrl) {
+        if(!this.name || !this.prefix || !this.env || !this.gmLink || !this.gameHost || !this.gmPort || !this.webHost || !isNumber(this.gmPort) || !isString(this.versionCode) || !this.updateResUrl) {
             return false
         }
         return true;
diff --git a/web-server/app/controller/game.ts b/web-server/app/controller/game.ts
index dc9e14499..e113072bd 100644
--- a/web-server/app/controller/game.ts
+++ b/web-server/app/controller/game.ts
@@ -21,7 +21,8 @@ export default class GameController extends Controller {
         let curRegion = await RegionModel.findRegionByEnv(this.app.config.realEnv);
         if(!curRegion) return resResult(STATUS.VERSION_ERR);
 
-        if (version >= curRegion.versionCode) {
+        const versionFlag = ctx.service.utils.compareVersion(version, curRegion.versionCode);
+        if (versionFlag >= 0) {
             ctx.body = ctx.service.utils.resResult(STATUS.SUCCESS);
             return;
         }
diff --git a/web-server/app/service/Utils.ts b/web-server/app/service/Utils.ts
index 90af1d5c9..d1e2d8acb 100644
--- a/web-server/app/service/Utils.ts
+++ b/web-server/app/service/Utils.ts
@@ -71,4 +71,24 @@ export default class Utils extends Service {
     }
     return true;
   }
+
+  // 比较以 . 分隔的版本号。返回 0 则版本号相等，返回正数则 versionA 大，返回负数则 versionB 大
+  public compareVersion (versionA: string, versionB: string) {
+    var vA = versionA.split('.');
+    var vB = versionB.split('.');
+    for (var i = 0; i < vA.length; ++i) {
+        var a = parseInt(vA[i]);
+        var b = parseInt(vB[i] || '0');
+        if (a === b) {
+
+        } else {
+            return a - b;
+        }
+    }
+    if (vB.length > vA.length) {
+        return -1;
+    } else {
+        return 0;
+    }
+  };
 }