diff --git a/build.py b/build.py
index 22c6212..b16abed 100644
--- a/build.py
+++ b/build.py
@@ -13,8 +13,10 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
+from os import environ
+from pybuilder.core import init, task, use_plugin, Author
+from ddadevops import *
 
-from pybuilder.core import init, use_plugin, Author
 
 use_plugin("python.core")
 use_plugin("copy_resources")
@@ -28,7 +30,9 @@ use_plugin("python.distutils")
 default_task = "publish"
 
 name = "ddadevops"
-version = "4.0.0-dev71"
+MODULE = "not-used"
+PROJECT_ROOT_PATH = "."
+version = "4.0.0-dev72"
 summary = "tools to support builds combining gopass, terraform, dda-pallet, aws & hetzner-cloud"
 description = __doc__
 authors = [Author("meissa GmbH", "buero@meissa-gmbh.de")]
@@ -40,6 +44,7 @@ license = "Apache Software License"
 def initialize(project):
     #project.build_depends_on('mockito')
     #project.build_depends_on('unittest-xml-reporting')
+    project.build_depends_on("ddadevops>=4.0.0-dev")
 
     project.set_property("verbose", True)
     project.get_property("filter_resources_glob").append("main/python/ddadevops/__init__.py")
@@ -73,3 +78,20 @@ def initialize(project):
         'Topic :: Software Development :: Quality Assurance',
         'Topic :: Software Development :: Testing'
         ])
+
+    input = {
+        "name": name,
+        "module": MODULE,
+        "stage": "notused",
+        "project_root_path": PROJECT_ROOT_PATH,
+        "build_types": [],
+        "mixin_types": ["RELEASE"],
+        "release_primary_build_file": "build.py",
+    }
+
+    build = ReleaseMixin(project, input)
+    build.initialize_build_dir()
+
+@task
+def nothing(project):
+    pass
diff --git a/src/main/python/ddadevops/domain/init_service.py b/src/main/python/ddadevops/domain/init_service.py
index 1261b8e..b4a86b3 100644
--- a/src/main/python/ddadevops/domain/init_service.py
+++ b/src/main/python/ddadevops/domain/init_service.py
@@ -95,7 +95,8 @@ class InitService:
                     ReleaseType.NONE.name,
                 ]:
                     release_type = latest_commit
-            result["release_type"] = release_type
+            if release_type:
+                result["release_type"] = release_type
             result["release_current_branch"] = self.git_api.get_current_branch()
 
             if not tag:
diff --git a/src/test/python/domain/test_devops_factory.py b/src/test/python/domain/test_devops_factory.py
index 60bab56..5559102 100644
--- a/src/test/python/domain/test_devops_factory.py
+++ b/src/test/python/domain/test_devops_factory.py
@@ -58,7 +58,6 @@ def test_devops_factory():
             "project_root_path": "../../..",
             "build_types": [],
             "mixin_types": ["RELEASE"],
-            "release_type": "NONE",
             "release_main_branch": "main",
             "release_current_branch": "my_feature",
             "release_config_file": "project.clj",