diff --git a/lib/hterm.js b/lib/hterm.js
index b90d32d0..5b9bb07f 100644
--- a/lib/hterm.js
+++ b/lib/hterm.js
@@ -101,7 +101,7 @@ hterm.Keyboard.prototype.onKeyDown_ = function (e) {
     console.warn('Uncaught dead key on international keyboard', e);
   }
 
-  if (e.metaKey || e.altKey) {
+  if (e.metaKey || e.altKey || (e.ctrlKey && e.code === 'Tab')) {
     return;
   } else {
     //  Test for valid keys in order to clear the terminal selection