diff --git a/package.json b/package.json
index 1b3b6e9..6d2f35f 100644
--- a/package.json
+++ b/package.json
@@ -167,7 +167,7 @@
     "babel-runtime": "^6.26.0",
     "copy-webpack-plugin": "^4.5.2",
     "css-loader": "^1.0.0",
-    "doctoc": "^1.3.0",
+    "doctoc": "^1.4.0",
     "ejs-loader": "^0.3.1",
     "eslint": "^5.9.0",
     "eslint-config-standard": "^12.0.0",