diff --git a/src/librustdoc/html/static/.eslintrc.js b/src/librustdoc/html/static/.eslintrc.js
index e6ed3809cddc..efc6f28d0435 100644
--- a/src/librustdoc/html/static/.eslintrc.js
+++ b/src/librustdoc/html/static/.eslintrc.js
@@ -72,5 +72,6 @@ module.exports = {
         "no-ex-assign": "error",
         "no-fallthrough": "error",
         "no-invalid-regexp": "error",
+        "no-import-assign": "error",
     }
 };