diff --git a/client/ayon_core/version.py b/client/ayon_core/version.py
index 04b27096ac..42fd6a5c72 100644
--- a/client/ayon_core/version.py
+++ b/client/ayon_core/version.py
@@ -1,3 +1,3 @@
 # -*- coding: utf-8 -*-
 """Package declaring AYON core addon version."""
-__version__ = "0.4.1"
+__version__ = "0.4.2-dev.1"
diff --git a/package.py b/package.py
index 47b6a3b7f9..5da8e36064 100644
--- a/package.py
+++ b/package.py
@@ -1,6 +1,6 @@
 name = "core"
 title = "Core"
-version = "0.4.1"
+version = "0.4.2-dev.1"
 
 client_dir = "ayon_core"
 
diff --git a/pyproject.toml b/pyproject.toml
index 19db7f548d..cdedd878a0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@
 
 [tool.poetry]
 name = "ayon-core"
-version = "0.4.1"
+version = "0.4.2-dev.1"
 description = ""
 authors = ["Ynput Team <team@ynput.io>"]
 readme = "README.md"