diff --git a/notebook/build.js b/notebook/build.js
index 1e9e17af2..70350ab0d 100644
--- a/notebook/build.js
+++ b/notebook/build.js
@@ -19,6 +19,5 @@ var b = browserify({
 });
 
 b.transform(aliasify, aliasifyConfig);
-b.transform('debowerify');
 b.add(__dirname + '/static-src/' + process.argv[2]);
 b.bundle().pipe(fs.createWriteStream(__dirname + '/static/' + process.argv[3]));
diff --git a/package.json b/package.json
index b082b4e87..6b24e3c5f 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,6 @@
     "browserify": "^11.0.1",
     "codemirror": "~5.5",
     "concurrently": "^0.1.1",
-    "debowerify": "^1.3.1",
     "glob": "^5.0.14",
     "jquery": "^2.0",
     "jquery-ui": "~1.10",