diff --git a/src/main/python/ddadevops/domain/credentials_service.py b/src/main/python/ddadevops/domain/credentials_service.py
deleted file mode 100644
index 178e932..0000000
--- a/src/main/python/ddadevops/domain/credentials_service.py
+++ /dev/null
@@ -1,28 +0,0 @@
-from pathlib import Path
-from .common import Devops, MixinType
-from .devops_factory import DevopsFactory
-from .version import Version
-from ..infrastructure import (
-    GopassApi, EnvironmentApi 
-)
-
-class CredentialsService:
-    def __init__(self, gopass_api, environment_api):
-        
-    @classmethod
-    def prod(cls):
-        return cls(
-            GopassApi(),
-            EnvironmentApi()
-        )
-    
-    def initialize(self, input: dict) -> Devops: 
-        mixin_types = self.devops_factory.__parse_mixin_types__(input["mixin_types"])
-        version = None
-
-        if MixinType.RELEASE in mixin_types:
-            primary_build_file_id = input.get("release_primary_build_file", "./project.clj")
-            primary_build_file = self.build_file_repository.get(Path(primary_build_file_id))
-            version = primary_build_file.get_version()
-
-        return self.devops_factory.build_devops(input, version=version)