diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0b71ad96..a7c24c4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 ChangeLog
 =========
 
+4.24.0 (2023-06-19)
+-------------------
+* #87 Added whitelist for illegal values in parameter
+
 4.23.0 (2023-04-13)
 -------------------
 * #82 Modify TZID value for migration timezones 
diff --git a/lib/Version.php b/lib/Version.php
index 5899f091..b8752bd2 100644
--- a/lib/Version.php
+++ b/lib/Version.php
@@ -14,5 +14,5 @@ class Version
     /**
      * Full version number.
      */
-    const VERSION = '4.23.0';
+    const VERSION = '4.24.0';
 }