diff --git a/src/librustdoc/html/static/.eslintrc.js b/src/librustdoc/html/static/.eslintrc.js
index 64647177cbd9..6052444d97a7 100644
--- a/src/librustdoc/html/static/.eslintrc.js
+++ b/src/librustdoc/html/static/.eslintrc.js
@@ -52,5 +52,6 @@ module.exports = {
         "space-before-blocks": "error",
         "comma-dangle": ["error", "always-multiline"],
         "comma-style": ["error", "last"],
+        "max-len": ["error", { "code": 100, "tabWidth": 4 }],
     }
 };