diff --git a/ARTS_VERSION b/ARTS_VERSION
index 097a15a2af39df14efb57a9212fc648b52746783..2714f5313ae11cebf3c524b8b58ca47df56e5deb 100644
--- a/ARTS_VERSION
+++ b/ARTS_VERSION
@@ -1 +1 @@
-2.6.2
+2.6.4
diff --git a/ChangeLog b/ChangeLog
index 06f691d78869e8b80bdb17535d7f4f422a9b4d39..c44bb3f92aeeed289f50016f4c5e81c436ddd66d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2024-05-31 Oliver Lemke <oliver.lemke@uni-hamburg.de>
+
+	* ARTS-XML-DATA-2.6-5
+
+	* ARTS_VERSION: Bump version to 2.6.4
+
 2024-03-25 Oliver Lemke <oliver.lemke@uni-hamburg.de>
 
 	* ARTS-XML-DATA-2.6-4