diff --git a/lib/result-cache-json.js b/lib/result-cache-json.js
index 90fc3a5c5..01ff6cafd 100644
--- a/lib/result-cache-json.js
+++ b/lib/result-cache-json.js
@@ -12,7 +12,7 @@ function replacer(_key, value_) {
   }
 
   if (typeof value === 'object') {
-    // // TODO(@jfmengels): Also support serializing `Dict`s.
+    // TODO(@jfmengels): Also support serializing `Dict`s.
     // if (value.$ === -1) {
     //   return {
     //     $: '$D',