diff --git a/appdefs.xml b/appdefs.xml
index ab401af..1bb83ff 100644
--- a/appdefs.xml
+++ b/appdefs.xml
@@ -112,6 +112,16 @@ hooks.
     </documentation>
     <!-- Changelog of the application. -->
     <history>
+      <release>
+        <version>1.5.7</version>
+        <date>2017-07-31</date>
+        <change>Now using baseimage v2.0.5, which brings the following changes (from last used version):</change>
+        <change level="2">Clear the environment of the container during startup.</change>
+        <change level="2">Clear the /tmp folder during startup.</change>
+        <change level="2">Cleanly terminate the X server when container is restarted/stopped.</change>
+        <change level="2">Improved robustness of X server starting process.</change>
+        <change level="2">Removed unneeded files from the image.</change>
+      </release>
       <release>
         <version>1.5.6</version>
         <date>2017-07-27</date>