diff --git a/_includes/comments/remark42.html b/_includes/comments/remark42.html
index f75ac0e..b0fd37e 100644
--- a/_includes/comments/remark42.html
+++ b/_includes/comments/remark42.html
@@ -23,7 +23,7 @@
     }
 })(remark_config.components || ['embed']);
 
-var targetDiv = document.getElementById("mode-toggle");//.getElementsByClassName("mode-toggle")[0];
+var targetDiv = document.getElementById("mode-toggle");
 
 if (targetDiv != null) {
     targetDiv.addEventListener("click", () => {