diff --git a/apps/groupAdmin/groupAdmin.js b/apps/groupAdmin/groupAdmin.js
index 53b6730..8ebb878 100644
--- a/apps/groupAdmin/groupAdmin.js
+++ b/apps/groupAdmin/groupAdmin.js
@@ -168,7 +168,7 @@ export class GroupAdmin extends plugin {
   async muteMember (e) {
     if (!common.checkPermission(e, 'admin', 'admin')) { return true }
     let qq = e.message.find(item => item.type == 'at')?.qq
-    let reg = `#禁言\\s?((\\d+)\\s)?(${Numreg})?(${TimeUnitReg})?`
+    let reg = `#禁言\\s?((\\d+)\\s?)?(${Numreg})?(${TimeUnitReg})?`
     let regRet = e.msg.match(new RegExp(reg))
     const time = translateChinaNum(regRet[3])
     new Ga(e).muteMember(