diff --git a/README.md b/README.md
index 0d56003..0664e8e 100644
--- a/README.md
+++ b/README.md
@@ -23,8 +23,6 @@ $ bower install --save angular-ys-factory-keyboard@~1.0.0
 ### Install develop dependencies
 
 ```
-$ bower install --save-dev mocha@~3.5.3
-$ bower install --save-dev chai@~4.1.2
 $ bower install --save-dev angular-mocks@~1.3.20
 ```
 
@@ -39,8 +37,10 @@ $ npm install --save-dev babel-preset-babili
 
 ```
 $ npm install --save-dev bower
-$ npm install --save-dev karma chai mocha
-$ npm install --save-dev karma-chai karma-bro karma-mocha karma-phantomjs-launcher
+$ npm install --save-dev karma
+$ npm install --save-dev chai karma-chai
+$ npm install --save-dev mocha karma-mocha
+$ npm install --save-dev karma-bro karma-phantomjs-launcher
 $ npm install --save-dev karma-coverage karma-istanbul
 $ npm install --save-dev karma-mocha-reporter karma-junit-reporter
 $ npm install --save-dev coveralls
diff --git a/bower.json b/bower.json
index 3444d0b..d893ae3 100644
--- a/bower.json
+++ b/bower.json
@@ -29,8 +29,6 @@
     "angular-ys-factory-keyboard": "~1.0.0"
   },
   "devDependencies": {
-    "mocha": "~3.5.3",
-    "chai": "~4.1.2",
     "angular-mocks": "~1.3.20"
   }
 }
diff --git a/karma.conf.js b/karma.conf.js
index 28c799a..4b6db79 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -7,8 +7,6 @@ module.exports = function(config) {
 
     // list of files / patterns to load in the browser
     files: [
-      'bower_components/mocha/mocha.js',
-      'bower_components/chai/chai.js',
       'bower_components/jquery/dist/jquery.js',
       'bower_components/angular/angular.js',
       'bower_components/angular-mocks/angular-mocks.js',
@@ -51,22 +49,6 @@ module.exports = function(config) {
       ]
     },
 
-    mochaReporter: {
-      colors: {
-        success: 'blue',
-        info: 'bgGreen',
-        warning: 'cyan',
-        error: 'bgRed'
-      },
-      symbols: {
-        success: '+',
-        info: '#',
-        warning: '!',
-        error: 'x'
-      },
-      output: 'autowatch'
-    },
-
     junitReporter: {
       outputDir: 'reports',
       outputFile: 'test-results.xml',
diff --git a/test/angular-ys-service-keyboard.js b/test/angular-ys-service-keyboard.js
index eb8ce1b..0b56243 100644
--- a/test/angular-ys-service-keyboard.js
+++ b/test/angular-ys-service-keyboard.js
@@ -99,6 +99,7 @@
       it('Check other', inject(function(ysServiceKeyboard) {
         expect(ysServiceKeyboard.isDecimalNumber('Other')).to.be.false;
       }));
+
     });
 
   });