diff --git a/org.zdoom.GZDoom.appdata.xml b/org.zdoom.GZDoom.appdata.xml
index ed16e9f..fc32153 100644
--- a/org.zdoom.GZDoom.appdata.xml
+++ b/org.zdoom.GZDoom.appdata.xml
@@ -84,6 +84,11 @@
     </categories>
 
     <releases>
+        <release version="4.13.1" date="2024-10-20">
+            <description>
+                <p>Updated release package to GZDoom 4.13.1</p>
+            </description>
+        </release>
         <release version="4.13.0" date="2024-10-12">
             <description>
                 <p>Updated release package to GZDoom 4.13.0</p>