diff --git a/lib/repl.js b/lib/repl.js
index 9c80ee59bd53d2..5d13e74026f65a 100644
--- a/lib/repl.js
+++ b/lib/repl.js
@@ -641,7 +641,7 @@ REPLServer.prototype.complete = function(line, callback) {
   // list of completion lists, one for each inheritance "level"
   var completionGroups = [];
 
-  var completeOn, match, filter, i, group, c;
+  var completeOn, i, group, c;
 
   // REPL commands (e.g. ".break").
   var match = null;