From df50b32098ceccbb7c690b4ea88d334287b9ee5a Mon Sep 17 00:00:00 2001
From: cyl19970726 <15258378443@163.com>
Date: Sun, 26 Feb 2023 16:00:09 +0800
Subject: [PATCH] fix permissionlessJoin bug

---
 contracts/v3/Hubv3.sol | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contracts/v3/Hubv3.sol b/contracts/v3/Hubv3.sol
index 1de4ce9..904adfa 100644
--- a/contracts/v3/Hubv3.sol
+++ b/contracts/v3/Hubv3.sol
@@ -108,7 +108,7 @@ contract Hubv3 is AccessControl, Initializable {
     // permissionlessJoin can be invoked by everyone who want to join this hub
     function permissionlessJoin() public {
         require(permissionless, "permissionless join no open");
-        grantRole(CONTRIBUTOR, _msgSender());
+        _setupRole(CONTRIBUTOR, _msgSender());
     }
 
     // ===== repository operator functions======