diff --git a/linters/.eslintrc b/linters/.eslintrc
index b904f3ec..6ff0fa3b 100644
--- a/linters/.eslintrc
+++ b/linters/.eslintrc
@@ -37,6 +37,7 @@
  * ES6
  */
     "no-var": 2,                     // http://eslint.org/docs/rules/no-var
+    "prefer-const": 2,               // http://eslint.org/docs/rules/prefer-const
 
 /**
  * Variables