diff --git a/lib/cloudfunc.js b/lib/cloudfunc.js
index b6dc79e1..de53496d 100644
--- a/lib/cloudfunc.js
+++ b/lib/cloudfunc.js
@@ -77,12 +77,6 @@ var Util;
             return names;
         };
         
-        this.isJoinURL              = function(url) {
-            var ret = Util.isContainStrAtBegin(url, JOIN);
-            
-            return ret;
-        };
-        
         this.formatMsg              = function(msg, name, status) {
             if (!status)
                 status = 'ok';
diff --git a/lib/server/join.js b/lib/server/join.js
index 305d893e..42bfc4aa 100644
--- a/lib/server/join.js
+++ b/lib/server/join.js
@@ -16,10 +16,11 @@
             exec        = Util.exec,
             readFunc    = exec.with(readPipe, req, res),
             path        = main.getPathName(req),
-            isJoin      = CloudFunc.isJoinURL(path);
+            regExp      = new RegExp('^/join'),
+            isJoin      = path.match(regExp);
         
         if (!isJoin) {
-            exec(callback);
+            callback();
         } else {
             names   = CloudFunc.getJoinArray(path);