diff --git a/game-service/src/main/java/awesome/group/game/service/citrus/UserService.java b/game-service/src/main/java/awesome/group/game/service/citrus/UserService.java
index d5a5db8..a1f0384 100644
--- a/game-service/src/main/java/awesome/group/game/service/citrus/UserService.java
+++ b/game-service/src/main/java/awesome/group/game/service/citrus/UserService.java
@@ -186,6 +186,20 @@ public class UserService {
         return new TeamBo(members);
     }
 
+    public void bindInviteCode(Integer uid, String inviteCode) {
+        Assert.isTrue(StringUtils.hasText(inviteCode), "邀请码不能为空");
+        MatrixUser u = userMapper.selectById(uid);
+        Assert.isTrue(u.getUpUid() == null, "不能重复绑定");
+        MatrixUser up = userMapper.selectByInviteCode(inviteCode);
+        Assert.isTrue(up != null, "非法邀请码");
+        Assert.isTrue(up.getAppId().equals(u.getAppId()), "非法邀请码");
+        MatrixUser user = new MatrixUser();
+        user.setId(uid);
+        user.setUpUid(up.getId());
+        user.setAdminId(up.getAdminId());
+        userMapper.updateById(user);
+    }
+
     public void bindAliPay(Integer uid, String aliPayAccount, String name) {
         Assert.isTrue(StringUtils.hasText(aliPayAccount), "支付宝账号不能为空");
         Assert.isTrue(StringUtils.hasText(name), "支付宝账号姓名不能为空");
diff --git a/game-web/src/main/java/awesome/group/game/web/rest/citrus/UserController.java b/game-web/src/main/java/awesome/group/game/web/rest/citrus/UserController.java
index 69cd264..9a4f1e7 100644
--- a/game-web/src/main/java/awesome/group/game/web/rest/citrus/UserController.java
+++ b/game-web/src/main/java/awesome/group/game/web/rest/citrus/UserController.java
@@ -43,6 +43,13 @@ public class UserController {
         return new R<>(null);
     }
 
+    @PostMapping("/bindInviteCode")
+    @RestApi
+    public R<Void> bindInviteCode(@RequestParam String inviteCode) {
+        userService.bindInviteCode(RequestContext.getCitrusUid(), inviteCode);
+        return new R<>(null);
+    }
+
     @GetMapping("/cashRecords")
     @RestApi
     public R<List<CashRecord>> getCashRecord() {