diff --git a/src/main/python/ddadevops/application/release_mixin_services.py b/src/main/python/ddadevops/application/release_mixin_services.py
index 7057674..b440eaa 100644
--- a/src/main/python/ddadevops/application/release_mixin_services.py
+++ b/src/main/python/ddadevops/application/release_mixin_services.py
@@ -16,6 +16,9 @@ class ReleaseService:
             BuildFileRepository(base_dir),
         )
 
+    def update_release_type(self, release: Release, release_type_str: str):
+        release.update_release_type(ReleaseType[release_type_str])
+
     def prepare_release(self, release: Release):
         match release.release_type:
             case ReleaseType.MAJOR:
diff --git a/src/main/python/ddadevops/release_mixin.py b/src/main/python/ddadevops/release_mixin.py
index f716bc9..05b6b38 100644
--- a/src/main/python/ddadevops/release_mixin.py
+++ b/src/main/python/ddadevops/release_mixin.py
@@ -15,7 +15,7 @@ class ReleaseMixin(DevopsBuild):
     def update_release_type(self, release_type_str: str):
         devops = self.devops_repo.get_devops(self.project)
         release = devops.mixins[MixinType.RELEASE]
-        release.update_release_type(ReleaseType[release_type_str])
+        self.release_service.update_release_type(release, release_type_str)
 
     def prepare_release(self):
         devops = self.devops_repo.get_devops(self.project)
diff --git a/src/test/python/application/test_release_mixin_services.py b/src/test/python/application/test_release_mixin_services.py
new file mode 100644
index 0000000..40f6553
--- /dev/null
+++ b/src/test/python/application/test_release_mixin_services.py
@@ -0,0 +1,22 @@
+import pytest
+from pathlib import Path
+from src.main.python.ddadevops.domain import (
+    ReleaseType, 
+    MixinType,
+)
+from src.test.python.domain.helper import (
+    BuildFileRepositoryMock,
+    GitApiMock,
+    build_devops,
+)
+from src.main.python.ddadevops.application import ReleaseService
+
+def test_sould_update_release_type():
+    sut = ReleaseService(GitApiMock(), BuildFileRepositoryMock("build.py"))
+    devops = build_devops({})
+    release = devops.mixins[MixinType.RELEASE]
+    sut.update_release_type(release, "MAJOR")
+    assert ReleaseType.MAJOR == release.release_type
+
+    with pytest.raises(Exception):
+        sut.update_release_type(release, "NOT_EXISTING")