diff --git a/.bowerrc b/.bowerrc
deleted file mode 100644
index db7db5ca95..0000000000
--- a/.bowerrc
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "directory": "www/bower_components"
-}
diff --git a/Makefile b/Makefile
index 52f1317967..7360312f7d 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,6 @@ install_assets:
 clean_assets:
 	rm -rf ./node_modules
 	rm -rf ./www/assets
-	rm -rf ./www/bower_components
 	mkdir ./node_modules
 	touch ./node_modules/.gitkeep
 
diff --git a/bower.json b/bower.json
deleted file mode 100644
index 1cb1f99eb7..0000000000
--- a/bower.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-  "name": "Phraseanet",
-  "version": "4.0.0",
-  "dependencies": {
-    "alchemy-embed-medias": "~0.3.4"
-  },
-  "resolutions": {
-    "jquery": "~1.11.3"
-  },
-  "devDependencies": {
-    "qunit": "v1.11.0"
-  }
-}
diff --git a/package.json b/package.json
index ab962dd1bc..2b7afa81c9 100644
--- a/package.json
+++ b/package.json
@@ -2,8 +2,6 @@
   "name": "phraseanet",
   "version": "4.0.0",
   "devDependencies": {
-    "bower": "^1.6.5",
-    "bower-files": "^3.11.3",
     "browser-sync": "^2.10.0",
     "chai": "^1.6.1",
     "del": "^2.1.0",
@@ -65,9 +63,9 @@
     "jquery-ui-dist": "^1.12.1",
     "jquery.cookie": "^1.4.1",
     "jquery.fancytree": "^2.27.0",
-    "modernizr": "^3.0.0",
     "normalize-css": "^2.1.0",
     "npm": "^5.6.0",
+    "npm-modernizr": "^2.8.3",
     "phraseanet-production-client": "^0.32.3",
     "requirejs": "^2.1.22",
     "tinymce": "^4.0.28",
diff --git a/resources/gulp/components/vendors/alchemy-embed.js b/resources/gulp/components/vendors/alchemy-embed.js
index 5dacc1bfd7..f3dd6cc217 100644
--- a/resources/gulp/components/vendors/alchemy-embed.js
+++ b/resources/gulp/components/vendors/alchemy-embed.js
@@ -15,7 +15,7 @@ gulp.task('copy-alchemy-embed', function(){
         return gulp.src('vendor/alchemy/embed-bundle/dist/**/*')
             .pipe(gulp.dest( config.paths.build + 'vendors/alchemy-embed-medias'));
     }
-    return gulp.src(config.paths.vendors + 'alchemy-embed-medias/dist/**/*')
+    return gulp.src(config.paths.nodes + 'alchemy-embed-medias/dist/**/*')
         .pipe(gulp.dest( config.paths.build + 'vendors/alchemy-embed-medias'));
 });
 gulp.task('watch-alchemy-embed-js', function() {
diff --git a/resources/gulp/components/vendors/modernizr.js b/resources/gulp/components/vendors/modernizr.js
index 803a953bd6..1136e2d61e 100644
--- a/resources/gulp/components/vendors/modernizr.js
+++ b/resources/gulp/components/vendors/modernizr.js
@@ -4,6 +4,6 @@ var utils = require('../../utils.js');
 
 gulp.task('build-modernizr', [], function(){
     return utils.buildJsGroup([
-        config.paths.vendors + 'modernizr/modernizr.js'
+        config.paths.nodes + 'npm-modernizr/modernizr.js'
     ], 'modernizr', 'vendors/modernizr');
 });
\ No newline at end of file
diff --git a/resources/gulp/install.js b/resources/gulp/install.js
index 164a85c49c..bbde23b4ab 100644
--- a/resources/gulp/install.js
+++ b/resources/gulp/install.js
@@ -17,12 +17,7 @@ gulp.task('clean:assetsPath', function(done){
     return del([config.paths.build + '/**/*'], done);
 });
 
-gulp.task('install-bower-dependencies', function(){
-    return gulp.src(['./bower.json'])
-        .pipe(install());
-});
-
-gulp.task('build-dependencies', ['install-bower-dependencies'], function(){
+gulp.task('build-dependencies', function () {
     gulp.start('build');
     gulp.start('build-css');
 });