diff --git a/book.json b/book.json
deleted file mode 100644
index 0d242fbe..00000000
--- a/book.json
+++ /dev/null
@@ -1,31 +0,0 @@
-{
-  "gitbook": ">=3.2.2",
-  "title": "react-modal",
-  "root": "./docs",
-  "plugins": [
-    "codepen",
-    "edit-link",
-    "prism",
-    "-highlight",
-    "anchorjs",
-    "github"
-  ],
-  "pluginsConfig": {
-    "codepen": {
-      "height": 1000,
-      "defaultTab": "js"
-    },
-    "edit-link": {
-      "base": "https://github.com/reactjs/react-modal/tree/master/docs",
-      "label": "Edit This Page"
-    },
-    "prism": {
-      "css": [
-        "prismjs/themes/prism-tomorrow.css"
-      ]
-    },
-    "github": {
-      "url": "https://github.com/reactjs/react-modal"
-    }
-  }
-}