diff --git a/views/ngXosViews/diagnostic/gulp/build.js b/views/ngXosViews/diagnostic/gulp/build.js
index 00b3e78..3853943 100644
--- a/views/ngXosViews/diagnostic/gulp/build.js
+++ b/views/ngXosViews/diagnostic/gulp/build.js
@@ -45,7 +45,7 @@
       mqpacker,
       csswring
     ];
-    console.log(options.css);
+
     gulp.src([
       `${options.css}**/*.css`,
       `!${options.css}dev.css`
@@ -133,12 +133,28 @@
       .pipe(eslint.failAfterError());
   });
 
+  // inject CSS
+  gulp.task('injectCss', function(){
+    return gulp.src(options.src + 'index.html')
+      .pipe(
+        inject(
+          gulp.src(options.src + 'css/*.css'),
+          {
+            ignorePath: [options.src]
+          }
+          )
+        )
+      .pipe(gulp.dest(options.src));
+  });
+
   gulp.task('build', function() {
     runSequence(
+      'lint',
       'templates',
       'babel',
       'scripts',
       'wiredep',
+      'injectCss',
       'copyHtml',
       'copyCss'
     );
diff --git a/views/ngXosViews/diagnostic/src/index.html b/views/ngXosViews/diagnostic/src/index.html
index bcf9fe2..f728df3 100644
--- a/views/ngXosViews/diagnostic/src/index.html
+++ b/views/ngXosViews/diagnostic/src/index.html
@@ -3,8 +3,6 @@
 <link rel="stylesheet" href="vendor/bootstrap-css/css/bootstrap.min.css" />
 <!-- endbower --><!-- endcss -->
 <!-- inject:css -->
-<link rel="stylesheet" href="/css/dev.css">
-<link rel="stylesheet" href="/css/diagnostic.css">
 <link rel="stylesheet" href="/css/main.css">
 <!-- endinject -->