diff --git a/lib/readline.js b/lib/readline.js
index 479db9bdf044ad..f1cb6b8678f1b0 100644
--- a/lib/readline.js
+++ b/lib/readline.js
@@ -472,7 +472,7 @@ Interface.prototype._tabComplete = function(lastKeypressWasTab) {
           maxColumns = 1;
         }
         var group = [];
-        for (var i = 0, compLen = completions.length; i < compLen; i++) {
+        for (var i = 0; i < completions.length; i++) {
           var c = completions[i];
           if (c === '') {
             handleGroup(self, group, width, maxColumns);
@@ -511,7 +511,7 @@ function handleGroup(self, group, width, maxColumns) {
       var item = group[idx];
       self._writeToOutput(item);
       if (col < maxColumns - 1) {
-        for (var s = 0, itemLen = item.length; s < width - itemLen; s++) {
+        for (var s = 0; s < width - item.length; s++) {
           self._writeToOutput(' ');
         }
       }