diff --git a/CHANGES.md b/CHANGES.md
index fd50944..933d538 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,7 +2,7 @@ Changes in PDFio
 ================
 
 
-v1.6.1 - YYYY-MM-DD
+v1.6.1 - 2025-12-26
 -------------------
 
 - Added missing input checking to `pdfioFileCreateFontObjFromBase` function.