diff --git a/CHANGES.md b/CHANGES.md
index d7c96478f..536b4b5dd 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -8,6 +8,12 @@
 ### :boom: Breaking changes
 ### :heart: Community contributions by (Thank you!)
 
+## 1.5.3-alpha
+
+### :bug: Bugs fixed
+
+- Fix problem undo/redo.
+
 ## 1.5.2-alpha
 
 ### :bug: Bugs fixed
diff --git a/version.txt b/version.txt
index 32b4157fc..1cc282582 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.5.2-alpha
+1.5.3-alpha