diff --git a/appdefs.xml b/appdefs.xml
index 1653014..c788b50 100644
--- a/appdefs.xml
+++ b/appdefs.xml
@@ -109,6 +109,13 @@ Where:
     </documentation>
     <!-- Changelog of the application. -->
     <history>
+      <release>
+        <version>1.15.0</version>
+        <date>2021-05-10</date>
+        <change>Updated Nginx Proxy Manager to version 2.9.2.</change>
+        <change>Use the most recent certbot version.</change>
+        <change>Updated baseimage to version 2.4.5.</change>
+      </release>
       <release>
         <version>1.14.0</version>
         <date>2021-03-22</date>