diff --git a/lib/querystring.js b/lib/querystring.js
index 3a4d09bf78e848..7e4ab5e894120d 100644
--- a/lib/querystring.js
+++ b/lib/querystring.js
@@ -448,7 +448,7 @@ function parse(qs, sep, eq, options) {
 function decodeStr(s, decoder) {
   try {
     return decoder(s);
-  } catch (e) {
+  } catch {
     return QueryString.unescape(s, true);
   }
 }