diff --git a/lib/less/parser.js b/lib/less/parser.js
index a046e09f..917b9420 100644
--- a/lib/less/parser.js
+++ b/lib/less/parser.js
@@ -337,9 +337,8 @@ less.Parser = function Parser(env) {
                             ]
                         };
                     }
-                    if (options.yuicompress && less.mode == 'node') {
-                        var compressor = require('./cssmin').compressor;
-                        return compressor.cssmin(css);
+                    if (options.yuicompress && less.mode === 'node') {
+                        return require('./cssmin').compressor.cssmin(css);
                     } else if (options.compress){
                         return css.replace(/(\s)+/g, "$1");
                     } else {