diff --git a/CHANGELOG b/CHANGELOG
index 95c681865..0b252677f 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,14 @@
+--------------------------------------------------------------------------------
+                     Changes in version 5.1.10
+--------------------------------------------------------------------------------
+- set configured command timeout when creating pdf preview
+- show numbers of reviews in main menu again
+- do not send multiple emails after triggering a workflow transition, if a user
+  is involved in more than one of the following transitions
+- fix javascript errors in out/out.TriggerWorkflow.php
+- minor corrections in worklflow manager
+- show splash messages after triggering a workflow transition
+
 --------------------------------------------------------------------------------
                      Changes in version 5.1.9
 --------------------------------------------------------------------------------