diff --git a/Gruntfile.js b/Gruntfile.js
index 8bdadd0d..1c9f83c8 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -10,6 +10,7 @@ module.exports = function(grunt) {
     grunt.loadNpmTasks("grunt-contrib-watch");
     grunt.loadNpmTasks("grunt-contrib-clean");
     grunt.loadNpmTasks("grunt-git-describe");
+    grunt.loadNpmTasks('grunt-text-replace');
 
     // ----------
     var packageJson = grunt.file.readJSON("package.json"),
@@ -77,9 +78,27 @@ module.exports = function(grunt) {
                 dest: distribution
             }
         },
+        replace: {
+            cleanPaths: {
+                src: ['build/openseadragon/*.map'],
+                overwrite: true,
+                replacements: [
+                    {
+                        from: /build\/openseadragon\//g,
+                        to: ''
+                    }
+                ]
+            }
+        },
         uglify: {
             options: {
-                preserveComments: "some"
+                preserveComments: "some",
+                sourceMap: function (filename) {
+                    return filename.replace(/\.js$/, '.js.map');
+                },
+                sourceMappingURL: function (filename) {
+                    return filename.replace(/\.js$/, '.js.map').replace('build/openseadragon/', '');
+                },
             },
             openseadragon: {
                 src: [ distribution ],
@@ -190,7 +209,8 @@ module.exports = function(grunt) {
     // Build task.
     // Cleans out the build folder and builds the code and images into it, checking lint.
     grunt.registerTask("build", [
-        "clean:build", "jshint:beforeconcat", "git-describe", "concat", "jshint:afterconcat", "uglify", "copy:build"
+        "clean:build", "jshint:beforeconcat", "git-describe", "concat", "jshint:afterconcat",
+        "uglify", "replace:cleanPaths", "copy:build"
     ]);
 
     // ----------
diff --git a/package.json b/package.json
index 3d84b367..5f9dd1a4 100644
--- a/package.json
+++ b/package.json
@@ -7,12 +7,13 @@
     "grunt-contrib-compress": "~0.5.0",
     "grunt-contrib-concat": "~0.1.2",
     "grunt-contrib-jshint": "~0.1.1",
-    "grunt-contrib-uglify": "~0.1.1",
+    "grunt-contrib-uglify": "~0.2.2",
     "grunt-contrib-qunit": "~0.2.0",
     "grunt-contrib-connect": "~0.1.2",
     "grunt-contrib-watch": "~0.2.0",
     "grunt-contrib-clean": "~0.4.0",
-    "grunt-git-describe": "~2.0.0"
+    "grunt-git-describe": "~2.0.0",
+    "grunt-text-replace": "~0.3.2"
   },
   "scripts": {
     "test": "grunt test"