diff --git a/changelog.d/4779.misc b/changelog.d/4779.misc
new file mode 100644
index 0000000000000000000000000000000000000000..2442bf31bdf4f5f95d4753c8f284bd9388a66d64
--- /dev/null
+++ b/changelog.d/4779.misc
@@ -0,0 +1 @@
+Update URLs for riot.im icons and logos in the default notification templates.
diff --git a/synapse/res/templates/notif.html b/synapse/res/templates/notif.html
index 88b921ca9c3ce7db2ad6b516505e626bc2fe5d41..1a6c70b5624d40c12fc8a84728af22e43c06769c 100644
--- a/synapse/res/templates/notif.html
+++ b/synapse/res/templates/notif.html
@@ -6,11 +6,11 @@
                     <img alt="" class="sender_avatar" src="{{ message.sender_avatar_url|mxc_to_http(32,32) }}"  />
                 {% else %}
                     {% if message.sender_hash % 3 == 0 %}
-                        <img class="sender_avatar" src="https://vector.im/beta/img/76cfa6.png"  />
+                        <img class="sender_avatar" src="https://riot.im/img/external/avatar-1.png"  />
                     {% elif message.sender_hash % 3 == 1 %}
-                        <img class="sender_avatar" src="https://vector.im/beta/img/50e2c2.png"  />
+                        <img class="sender_avatar" src="https://riot.im/img/external/avatar-2.png"  />
                     {% else %}
-                        <img class="sender_avatar" src="https://vector.im/beta/img/f4c371.png"  />
+                        <img class="sender_avatar" src="https://riot.im/img/external/avatar-3.png"  />
                     {% endif %}
                 {% endif %}
             {% endif %}
diff --git a/synapse/res/templates/notif_mail.html b/synapse/res/templates/notif_mail.html
index fcdb3109fe0926348bd028a0de4892ccabba26a1..019506e5fbc71f5a8b376d816972614f7675b3fe 100644
--- a/synapse/res/templates/notif_mail.html
+++ b/synapse/res/templates/notif_mail.html
@@ -19,7 +19,7 @@
                             </td>
                             <td class="logo">
                                 {% if app_name == "Riot" %}
-                                    <img src="http://matrix.org/img/riot-logo-email.png" width="83" height="83" alt="[Riot]"/>
+                                    <img src="http://riot.im/img/external/riot-logo-email.png" width="83" height="83" alt="[Riot]"/>
                                 {% elif app_name == "Vector" %}
                                     <img src="http://matrix.org/img/vector-logo-email.png" width="64" height="83" alt="[Vector]"/>
                                 {% else %}
diff --git a/synapse/res/templates/room.html b/synapse/res/templates/room.html
index 723c222d251bc8b278d0bf7d882061132cd23a4d..b8525fef888c1106b681b2b9cb616360175ea1d9 100644
--- a/synapse/res/templates/room.html
+++ b/synapse/res/templates/room.html
@@ -5,11 +5,11 @@
                 <img alt="" src="{{ room.avatar_url|mxc_to_http(48,48) }}" />
             {% else %}
                 {% if room.hash % 3 == 0 %}
-                    <img alt="" src="https://vector.im/beta/img/76cfa6.png"  />
+                    <img alt="" src="https://riot.im/img/external/avatar-1.png"  />
                 {% elif room.hash % 3 == 1 %}
-                    <img alt="" src="https://vector.im/beta/img/50e2c2.png"  />
+                    <img alt="" src="https://riot.im/img/external/avatar-2.png"  />
                 {% else %}
-                    <img alt="" src="https://vector.im/beta/img/f4c371.png"  />
+                    <img alt="" src="https://riot.im/img/external/avatar-3.png"  />
                 {% endif %}
             {% endif %}
         </td>