diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 98a4979..0470153 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.4.0
+current_version = 0.5.0
 files = setup.py appletree/__init__.py
 commit = True
 tag = True
diff --git a/appletree/__init__.py b/appletree/__init__.py
index 2046a0d..4f71ef9 100644
--- a/appletree/__init__.py
+++ b/appletree/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.4.0"
+__version__ = "0.5.0"
 
 # stop jax to preallocate memory
 import os
diff --git a/setup.py b/setup.py
index 367dea0..577c25c 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@ def open_requirements(path):
 
 setuptools.setup(
     name="appletree",
-    version="0.4.0",
+    version="0.5.0",
     description="A high-Performance Program simuLatEs and fiTs REsponse of xEnon.",
     author="Appletree contributors, the XENON collaboration",
     long_description=readme + "\n\n" + history,