diff --git a/app-openbis-command-line/src/python/obis/__init__.py b/app-openbis-command-line/src/python/obis/__init__.py
index 5b573596cb0e998a4c2a3d17d1bb6c4fa4f4e64c..a6a430ca647b1b8c83dc48b67c10b21d1ff14726 100644
--- a/app-openbis-command-line/src/python/obis/__init__.py
+++ b/app-openbis-command-line/src/python/obis/__init__.py
@@ -14,6 +14,6 @@
 #
 __author__ = "ID SIS • ETH Zürich"
 __email__ = "openbis-support@id.ethz.ch"
-__version__ = "0.4.0rc6"
+__version__ = "0.4.0"
 
 from .dm import *
diff --git a/app-openbis-command-line/src/python/setup.py b/app-openbis-command-line/src/python/setup.py
index 8aa9f8fb25df052edb25d43745fb9dd7d14b3be2..da2c0c178e1614538c74d985828e075299e6f8d3 100644
--- a/app-openbis-command-line/src/python/setup.py
+++ b/app-openbis-command-line/src/python/setup.py
@@ -31,7 +31,7 @@ data_files = [
 
 setup(
     name="obis",
-    version="0.4.0rc6",
+    version="0.4.0",
     description="Local data management with assistance from OpenBIS.",
     long_description=long_description,
     long_description_content_type="text/markdown",