diff --git a/app/css/hyperterm.css b/app/css/hyperterm.css
index 39abf185..94170d46 100644
--- a/app/css/hyperterm.css
+++ b/app/css/hyperterm.css
@@ -74,6 +74,7 @@ header {
   right: 20px;
   opacity: 0;
   transition: opacity 150ms ease-in;
+  pointer-events: none;
 }
 
 .update-indicator a {
@@ -82,4 +83,5 @@ header {
 
 .update-indicator.showing {
   opacity: 1;
+  pointer-events: inherit;
 }