diff --git a/Gruntfile.js.sample b/Gruntfile.js.sample
index 7a990a41d84fb..cf91211af0a02 100644
--- a/Gruntfile.js.sample
+++ b/Gruntfile.js.sample
@@ -16,10 +16,12 @@ module.exports = function (grunt) {
         tasks = grunt.file.expand('./dev/tools/grunt/tasks/*'),
         themes;
 
-        filesRouter.set('themes', 'dev/tools/grunt/configs/themes');
-        themes = filesRouter.get('themes');
+    filesRouter.set('themes', 'dev/tools/grunt/configs/themes');
+    themes = filesRouter.get('themes');
 
-    tasks = _.map(tasks, function(task){ return task.replace('.js', '') });
+    tasks = _.map(tasks, function (task) {
+        return task.replace('.js', '');
+    });
     tasks.push('time-grunt');
     tasks.forEach(function (task) {
         require(task)(grunt);
@@ -53,7 +55,7 @@ module.exports = function (grunt) {
                 'autoprefixer',
                 'cssmin',
                 'usebanner'
-            ].map(function(task){
+            ].map(function (task) {
                 return task + ':' + component;
             });
 
@@ -72,7 +74,7 @@ module.exports = function (grunt) {
                 'clean',
                 'exec:all'
             ];
-            _.each(themes, function(theme, name) {
+            _.each(themes, function (theme, name) {
                 tasks.push('less:' + name);
             });
             grunt.task.run(tasks);
diff --git a/dev/tests/js/jasmine/spec_runner/index.js b/dev/tests/js/jasmine/spec_runner/index.js
index d5e55f962a827..732d412b8396e 100644
--- a/dev/tests/js/jasmine/spec_runner/index.js
+++ b/dev/tests/js/jasmine/spec_runner/index.js
@@ -57,7 +57,7 @@ function getTasks() {
         return [
             'connect:' + theme,
             'jasmine:' + theme
-        ]
+        ];
     });
 
     return _.flatten(tasks);
diff --git a/dev/tests/js/jasmine/spec_runner/tasks/connect.js b/dev/tests/js/jasmine/spec_runner/tasks/connect.js
index 2cc91161491ad..6c925e2768885 100644
--- a/dev/tests/js/jasmine/spec_runner/tasks/connect.js
+++ b/dev/tests/js/jasmine/spec_runner/tasks/connect.js
@@ -39,7 +39,7 @@ function init(config) {
         });
 
         return middlewares;
-    }
+    };
 
     _.each(themes, function (themeData, themeName) {
         var options = {
diff --git a/dev/tests/js/jasmine/spec_runner/tasks/jasmine.js b/dev/tests/js/jasmine/spec_runner/tasks/jasmine.js
index 4d934a0d49bab..1f5b132478fa8 100644
--- a/dev/tests/js/jasmine/spec_runner/tasks/jasmine.js
+++ b/dev/tests/js/jasmine/spec_runner/tasks/jasmine.js
@@ -15,7 +15,7 @@ function init(config) {
         themes, root, staticDir, baseUrl, mapFile, host, port, files, requireJs;
 
     root         = config.root;
-    staticDir       = config.static;
+    staticDir    = config.static;
     port         = config.port;
     files        = config.files;
     themes       = config.themes;
@@ -69,7 +69,7 @@ function init(config) {
                  */
                 helpers: specs
             }
-        }
+        };
     });
 }
 
diff --git a/package.json.sample b/package.json.sample
index b8c18190ff3d5..f56a36a43603d 100644
--- a/package.json.sample
+++ b/package.json.sample
@@ -9,35 +9,35 @@
   },
   "homepage": "https://magento.com/",
   "devDependencies": {
-    "glob": "~7.1.1",
-    "grunt": "~1.0.1",
+    "glob": "~7.1.7",
+    "grunt": "~1.4.1",
     "grunt-autoprefixer": "~3.0.4",
     "grunt-banner": "~0.6.0",
     "grunt-continue": "~0.1.0",
-    "grunt-contrib-clean": "~1.1.0",
-    "grunt-contrib-connect": "~1.0.2",
-    "grunt-contrib-cssmin": "~2.2.1",
-    "grunt-contrib-imagemin": "~2.0.1",
+    "grunt-contrib-clean": "~2.0.0",
+    "grunt-contrib-connect": "~3.0.0",
+    "grunt-contrib-cssmin": "~4.0.0",
+    "grunt-contrib-imagemin": "~4.0.0",
     "grunt-contrib-jasmine": "~1.2.0",
-    "grunt-contrib-less": "^2.1.0",
-    "grunt-contrib-watch": "~1.0.0",
-    "grunt-eslint": "~20.1.0",
+    "grunt-contrib-less": "~2.1.0",
+    "grunt-contrib-watch": "~1.1.0",
+    "grunt-eslint": "~20.2.0",
     "grunt-exec": "~3.0.0",
     "grunt-jscs": "~3.0.1",
-    "grunt-replace": "~1.0.1",
+    "grunt-replace": "~2.0.2",
     "grunt-styledocco": "~0.3.0",
     "grunt-template-jasmine-requirejs": "~0.2.3",
     "grunt-text-replace": "~0.4.0",
-    "imagemin-svgo": "~5.2.1",
-    "less": "^3.13.1",
-    "load-grunt-config": "~0.19.2",
-    "morgan": "~1.9.0",
-    "node-minify": "~2.3.1",
+    "imagemin-svgo": "~5.2.4",
+    "less": "3.13.1",
+    "load-grunt-config": "~4.0.1",
+    "morgan": "~1.10.0",
+    "node-minify": "~3.6.0",
     "path": "~0.12.7",
-    "serve-static": "~1.13.1",
+    "serve-static": "~1.14.1",
     "squirejs": "~0.2.1",
     "strip-json-comments": "~2.0.1",
-    "time-grunt": "~1.4.0",
-    "underscore": "^1.13.1"
+    "time-grunt": "~2.0.0",
+    "underscore": "1.13.1"
   }
 }