diff --git a/lib/capybara-lockstep/helper.js b/lib/capybara-lockstep/helper.js
index f84f5d5..d482f5f 100644
--- a/lib/capybara-lockstep/helper.js
+++ b/lib/capybara-lockstep/helper.js
@@ -301,6 +301,8 @@ window.CapybaraLockstep = (function() {
     trackInteraction('mousedown')
     trackInteraction('click')
     trackInteraction('keydown')
+    trackInteraction('focusin')
+    trackInteraction('focusout')
   }
 
   function synchronize(callback) {