diff --git a/appdefs.xml b/appdefs.xml
index 509f8fe..602615a 100644
--- a/appdefs.xml
+++ b/appdefs.xml
@@ -142,6 +142,11 @@ If {{ defs.app.friendly_name }} is crashing frequently, make sure that:
     </documentation>
     <!-- Changelog of the application. -->
     <history>
+      <release>
+        <version>1.15.0</version>
+        <date>2020-10-01</date>
+        <change>Updated Firefox to version 81.0-r0</change>
+      </release>
       <release>
         <version>1.14.0</version>
         <date>2020-08-05</date>