diff --git a/synapse/res/templates/_base.html b/synapse/res/templates/_base.html
index 4b5cc7bcb6..b36d316a13 100644
--- a/synapse/res/templates/_base.html
+++ b/synapse/res/templates/_base.html
@@ -12,15 +12,7 @@
 </head>
 <body>
 <header class="mx_Header">
-    {% if app_name == "Riot" %}
-        <img src="https://riot.im/img/external/riot-logo-email.png" width="83" height="83" alt="[Riot]"/>
-    {% elif app_name == "Vector" %}
-        <img src="https://matrix.org/img/vector-logo-email.png" width="64" height="83" alt="[Vector]"/>
-    {% elif app_name == "Element" %}
-        <img src="https://static.element.io/images/email-logo.png" width="83" height="83" alt="[Element]"/>
-    {% else %}
-        <img src="https://matrix.org/img/matrix-120x51.png" width="120" height="51" alt="[matrix]"/>
-    {% endif %}
+    <img src="https://beeper.github.io/static/brand/email-header.20240320.2056.png" width="256" height="56" alt="[Beeper]"/>
 </header>
 
 {% block body %}{% endblock %}
