diff --git a/cloudcmd.js b/cloudcmd.js
index 22d521d9..d622e044 100644
--- a/cloudcmd.js
+++ b/cloudcmd.js
@@ -289,9 +289,8 @@
             });
         },  function(callback) {
                 Minify.optimize(PATH_INDEX, {
-                    callback    : callback,
                     returnName  : true
-                });
+                }, callback);
         });
     }
     
diff --git a/lib/server.js b/lib/server.js
index fc960a22..eea9552a 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -214,16 +214,13 @@
                 });
         }, function(callback) {
             Minify.optimize(name, {
-                callback    : callback,
                 returnName  : true
-            });
+            }, callback);
         });
     }
     
     function minify(name, callback) {
-        Minify.optimize(name, {
-            callback    : callback
-        });
+        Minify.optimize(name, callback);
     }
     
     function beforeJoin(names, callback) {
diff --git a/lib/server/minify.js b/lib/server/minify.js
index d40bc918..ff958a96 100644
--- a/lib/server/minify.js
+++ b/lib/server/minify.js
@@ -26,13 +26,18 @@
     
     /* pathes to directories */
     exports.INDEX           = HTMLDIR + 'index.html';
-    exports.optimize        = function(name, params) {
+    exports.optimize        = function(name, params, callback) {
         var minifyName, isChanged, isExist,
             exec    = Util.exec;
         
+        Util.checkArgs(arguments, ['name', 'callback']);
+        
+        if (!callback)
+            callback = params;
+        
         if (!Minify) {
             Util.log(COULD_NOT_MINIFY);
-            exec(params.callback);
+            callback();
         } else {
             minifyName  = Minify.getName(name),
             
@@ -41,9 +46,9 @@
             
             exec.parallel([isChanged, isExist], function(error, changed, exists) {
                 if (changed || !exists)
-                    Minify.optimize(name, params);
+                    Minify.optimize(name, params, callback);
                 else
-                    exec(params.callback, null, {
+                    callback(null, {
                         name: minifyName
                     });
             });
diff --git a/package.json b/package.json
index 90c526a0..29e093f1 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "express": "~4.6.1",
     "http-auth": "2.1.x",
     "marked": "~0.3.2",
-    "minify": "~0.6.x",
+    "minify": "~0.7.x",
     "mkdirp": "~0.5.0",
     "morgan": "~1.1.x",
     "rimraf": "~2.2.6",