diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index 9308a632e5..53fde80f29 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -45,6 +45,7 @@ The <action> type attribute can be add,update,fix,remove.
   <body>
     <release version="1.16.1" date="20YY-MM-DD" description="Feature and fix release. Requires a minimum of Java 8.">
       <!-- ADD -->
+      <action type="add" dev="ggregory" due-to="Gary Gregory">Add Maven property project.build.outputTimestamp for build reproducibility.</action>
       <!-- FIX -->
       <action issue="CODEC-295" dev="ggregory" type="fix" due-to="Gary Gregory">Test clean ups.</action>
       <action                   dev="ggregory" type="fix" due-to="step-security-bot, Gary Gregory">[StepSecurity] ci: Harden GitHub Actions #187.</action>
