diff --git a/.gitignore b/.gitignore
index a9b58d9a8..922a5ced6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,7 +28,6 @@ node_modules
 *.swp
 
 # GitBook with babel
-/packages/gitbook/lib
 /packages/gitbook-core/lib
 /packages/gitbook-plugin/lib
 
diff --git a/packages/gitbook/.gitignore b/packages/gitbook/.gitignore
new file mode 100644
index 000000000..a65b41774
--- /dev/null
+++ b/packages/gitbook/.gitignore
@@ -0,0 +1 @@
+lib
diff --git a/packages/gitbook/package.json b/packages/gitbook/package.json
index c3e9ce946..93264e980 100644
--- a/packages/gitbook/package.json
+++ b/packages/gitbook/package.json
@@ -69,7 +69,7 @@
   },
   "scripts": {
     "test": "./node_modules/.bin/mocha ./testing/setup.js \"./src/**/*/__tests__/*.js\" --bail --reporter=list --timeout=10000 --compilers js:babel-register",
-    "dist": "rm -rf lib/ && babel -d lib/ src/",
+    "dist": "rm -rf lib/ && babel -d lib/ src/ --source-maps --ignore \"**/*/__tests__/*.js\"",
     "prepublish": "npm run dist"
   },
   "repository": {