diff --git a/src/xterm.js b/src/xterm.js
index f705d7be39..ab09800004 100644
--- a/src/xterm.js
+++ b/src/xterm.js
@@ -449,7 +449,6 @@ Terminal.prototype.setOption = function(key, value) {
   switch (key) {
     case 'cursorBlink': this.setCursorBlinking(value); break;
     case 'cursorStyle':
-      // Style 'block' applies with no class
       this.element.classList.toggle(`xterm-cursor-style-block`, value === 'block');
       this.element.classList.toggle(`xterm-cursor-style-underline`, value === 'underline');
       this.element.classList.toggle(`xterm-cursor-style-bar`, value === 'bar');