diff --git a/build/Gruntfile.js b/build/Gruntfile.js
index 13757cf44f7306334f37a1714a5530a6904ae60f..7255af8e0e04a8a7edad05726e9c4588de11f8f1 100644
--- a/build/Gruntfile.js
+++ b/build/Gruntfile.js
@@ -59,7 +59,9 @@ module.exports = function( grunt ){
         },
         less: {
             'build': {
-
+                files: {
+                    '<%= meta.pkg.projectInfo.styles.dest %><%= meta.pkg.project %>.css': '<%= meta.pkg.projectInfo.styles.src.files %>'
+                }
             }
         }
 
@@ -74,6 +76,6 @@ module.exports = function( grunt ){
         }
     }
 
-    grunt.registerTask('default', ['concat', 'uglify']);
+    grunt.registerTask('default', ['concat', 'uglify', 'less']);
 
 };
\ No newline at end of file
diff --git a/build/package.json b/build/package.json
index ce1ac01b02a96f89924a28a566cb9fa2103c5c9e..fde2bdfaa7e02ef4e4170123c057be0485fe61f3 100644
--- a/build/package.json
+++ b/build/package.json
@@ -55,6 +55,12 @@
         ]
       },
       "dest": "../output/"
+    },
+    "styles": {
+        "src": {
+            "files": "../themes/default/less/**/*.less"
+        },
+        "dest": "../output/"
     }
   },
   "devDependencies": {