diff --git a/homeassistant/components/http/strict_connection_guard_page.html b/homeassistant/components/http/strict_connection_guard_page.html
index 86ea8e00e90..8567e500c9d 100644
--- a/homeassistant/components/http/strict_connection_guard_page.html
+++ b/homeassistant/components/http/strict_connection_guard_page.html
@@ -123,7 +123,7 @@
     <div class="content">
       <h1>You need access</h1>
       <h2>
-        This device is not known on
+        This device is not known to
         <span class="no-break">Home Assistant</span>.
       </h2>