diff --git a/pyproject.toml b/pyproject.toml
index 8ad728676b1a111361b987faf7f180c625375cc6..43fabe2af26474f3f89816fcbb6aec5ceb31dd79 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,13 +7,14 @@ name = "mpsd_software_manager"
 authors = [{name = "SSU-Computational Science (Fangohr et al)", email = "ssu-cs@mpsd.mpg.de"}]
 license = {file = "LICENSE"}
 classifiers = ["License :: OSI Approved :: MIT License"]
+version = "2023.6.14"
 readme = "README.rst"
 dependencies = [
     "archspec",
     "rich",
 ]
 [project.scripts]
-mpsd-software = "mpsd_software_manager.mpsd-software:main"
+mpsd-software = "mpsd_software_manager.mpsd_software:main"
 
 [project.urls]
 Home = "https://gitlab.gwdg.de/mpsd-cs/mpsd-software-manager/"
diff --git a/src/mpsd_software_manager/mpsd-software.py b/src/mpsd_software_manager/mpsd_software.py
similarity index 100%
rename from src/mpsd_software_manager/mpsd-software.py
rename to src/mpsd_software_manager/mpsd_software.py
diff --git a/tests/test_mpsd-software.py b/tests/test_mpsd-software.py
index c877ee93b3eae802072c9c5c70a396dbe3bc82c4..6ef1d0d825467466a15c336cad5add41ff85a98e 100644
--- a/tests/test_mpsd-software.py
+++ b/tests/test_mpsd-software.py
@@ -11,7 +11,7 @@ import sys
 
 import pytest
 
-mod = importlib.import_module("mpsd_software_manager.mpsd-software")
+mod = importlib.import_module("mpsd_software_manager.mpsd_software")
 
 # set loglevel to debug - useful for understanding problems.
 # (if the tests pass, pytest doesn't show any output)