diff --git a/lib/less/browser.js b/lib/less/browser.js
index 5ac2b93df..9cbe0c113 100644
--- a/lib/less/browser.js
+++ b/lib/less/browser.js
@@ -162,6 +162,7 @@ function loadStyleSheet(sheet, callback, reload, remaining) {
             try {
                 contents[href] = data;  // Updating top importing parser content cache
                 new(less.Parser)({
+                    suffix: sheet.suffix | false,
                     optimization: less.optimization,
                     paths: [href.replace(/[\w\.-]+$/, '')],
                     mime: sheet.type,
diff --git a/lib/less/parser.js b/lib/less/parser.js
index 6528b3924..2fc0ae8fa 100644
--- a/lib/less/parser.js
+++ b/lib/less/parser.js
@@ -76,6 +76,7 @@ less.Parser = function Parser(env) {
 
     var imports = this.imports = {
         paths: env && env.paths || [],  // Search paths, when importing
+        suffix: env && env.suffix || false, //Suffix to append to imported files when loading to bust browser caches
         queue: [],                      // Files which haven't been imported yet
         files: {},                      // Holds the imported parse trees
         contents: env.contents,         // Holds the imported file contents
@@ -88,7 +89,7 @@ less.Parser = function Parser(env) {
             //
             // Import a file asynchronously
             //
-            less.Parser.importer(path, this.paths, function (e, root) {
+            less.Parser.importer(path, this.paths, this.suffix, function (e, root) {
                 that.queue.splice(that.queue.indexOf(path), 1); // Remove the path from the queue
 
                 var imported = path in that.files;
@@ -1481,15 +1482,18 @@ if (less.mode === 'browser' || less.mode === 'rhino') {
     //
     // Used by `@import` directives
     //
-    less.Parser.importer = function (path, paths, callback, env) {
+    less.Parser.importer = function (path, paths, suffix, callback, env) {
         if (!/^([a-z-]+:)?\//.test(path) && paths.length > 0) {
             path = paths[0] + path;
         }
+        if (suffix) {
+            path = path + suffix;
+        }
         // We pass `true` as 3rd argument, to force the reload of the import.
         // This is so we can get the syntax tree as opposed to just the CSS output,
         // as we need this to evaluate the current stylesheet.
         // __ Now using the hack of passing a ref to top parser's content cache in the 1st arg. __
-        loadStyleSheet({ href: path, title: path, type: env.mime, contents: env.contents }, function (e) {
+        loadStyleSheet({ href: path, title: path, suffix: suffix, type: env.mime, contents: env.contents }, function (e) {
             if (e && typeof(env.errback) === "function") {
                 env.errback.call(null, path, paths, callback, env);
             } else {