diff --git a/appdefs.xml b/appdefs.xml
index 60aeef1..d0c3dd2 100644
--- a/appdefs.xml
+++ b/appdefs.xml
@@ -224,6 +224,11 @@ latest version will also bring the latest version of CrashPlan.
     </documentation>
     <!-- Changelog of the application. -->
     <history>
+      <release>
+        <version>2.3.3</version>
+        <date>2018-04-23</date>
+        <change>Fixed issue where supplementary groups were not applied to the CrashPlan engine.</change>
+      </release>
       <release>
         <version>2.3.2</version>
         <date>2018-04-03</date>