diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3f14bb1..ae44524 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 ChangeLog
 =========
 
+4.0.4 (2023-11-09)
+------------------
+* #260 fix: more return type declarations on xmlDeserialize ( @DeepDiver1975 )
+
 4.0.3 (2023-11-09)
 ------------------
 * #258 fix: return type of XmlFragment::xmlDeserialize to match base declaration ( @DeepDiver1975 )
diff --git a/lib/Version.php b/lib/Version.php
index 1b39d47..1b3b4f9 100644
--- a/lib/Version.php
+++ b/lib/Version.php
@@ -16,5 +16,5 @@ class Version
     /**
      * Full version number.
      */
-    public const VERSION = '4.0.3';
+    public const VERSION = '4.0.4';
 }