diff --git a/res/about/version.gmi b/res/about/version.gmi
index c820f05bb..35724455c 100644
--- a/res/about/version.gmi
+++ b/res/about/version.gmi
@@ -6,6 +6,15 @@
 ```
 # Release notes
 
+## 1.3.4
+* Allow server certificates with a `*.tld` subject wildcard.
+* Updated the French UI translation.
+* Fixed media type check in the audio player. Media types with parameters failed to be recognized.
+* Fixed crash after a redirect.
+* Fixed a rare issue with handling multiple rapid network requests.
+* Fixed a rare situation where a network connection would fail to open.
+* Minor stability improvements.
+
 ## 1.3.3
 * Added UI languages: French, German. (Note that neither is 100% finished yet.)
 * Added build option to disable IPC for compatibility reasons.
diff --git a/res/fi.skyjake.Lagrange.appdata.xml b/res/fi.skyjake.Lagrange.appdata.xml
index b476c33e7..dff2e20dd 100644
--- a/res/fi.skyjake.Lagrange.appdata.xml
+++ b/res/fi.skyjake.Lagrange.appdata.xml
@@ -45,18 +45,40 @@
     <update_contact>jaakko.keranen@iki.fi</update_contact>
 
     <releases>
+        <release version="1.3.4" date="2021-04-26">
+            <description>
+                <p>Changes:</p>
+                <ul>
+                    <li>Allow server certificates with a `*.tld` subject wildcard.</li>
+                    <li>Updated the French UI translation.</li>
+                </ul>
+                <p>Bug fixes:</p>
+                <ul>
+                    <li>Broken media type check in the audio player. Media types with
+                        parameters failed to be recognized.</li>
+                    <li>Crash after a redirect.</li>
+                    <li>Rare issue with handling multiple rapid network requests.</li>
+                    <li>Rare situation where a network connection would fail to open.</li>
+                    <li>Minor stability improvements.</li>
+                </ul>
+            </description>
+            <url>https://github.com/skyjake/lagrange/releases/tag/v1.3.4</url>
+        </release>
         <release version="1.3.3" date="2021-04-18">
             <description>
                 <p>New features/changes:</p>
                 <ul>
-                    <li>Added UI languages: French, German. (Note that neither is 100% finished yet.)</li>
+                    <li>Added UI languages: French, German. (Note that neither is 
+                        100% finished yet.)</li>
                     <li>Added environment variable LAGRANGE_OVERRIDE_DPI.</li>
-                    <li>Back/forward navigation buttons are disabled if they have no more pages to switch to.</li>
+                    <li>Back/forward navigation buttons are disabled if they have 
+                        no more pages to switch to.</li>
                     <li>Minor UI color tuning.</li>
                 </ul>
                 <p>Bug fixes:</p>
                 <ul>
-                    <li>Disabled IPC in Flatpak builds for compatibility reasons. Beware of multiple instances overwriting each other's data.</li>
+                    <li>Disabled IPC in Flatpak builds for compatibility reasons. 
+                        Beware of multiple instances overwriting each other's data.</li>
                     <li>Possible crash when closing a tab.</li>
                     <li>Possible crash when restoring application state at launch.</li>
                     <li>Parsing and making requests with literal IPv6 addresses.</li>