diff --git a/lib/token.js b/lib/token.js
index 2458277..6934714 100644
--- a/lib/token.js
+++ b/lib/token.js
@@ -157,7 +157,7 @@ Token.prototype.attrReplace = function attrReplace(name, value) {
   var attrs = this.attrs;
 
   if (attrs) {
-    // modify the existing attr is possible
+    // modify the existing attr if possible
     for (var i = 0; i < attrs.length; i++) {
       if (attrs[i][0] === name) {
         if (!found) {