diff --git a/src/test/python/test_c4k_build.py b/src/test/python/test_c4k_build.py
index 3db4c35..9e9fab5 100644
--- a/src/test/python/test_c4k_build.py
+++ b/src/test/python/test_c4k_build.py
@@ -2,7 +2,10 @@ import os
 from pybuilder.core import Project
 from src.main.python.ddadevops.domain import DnsRecord
 from src.main.python.ddadevops.c4k_build import C4kBuild, add_c4k_mixin_config
-from .domain.helper import devops_config
+from .domain.helper import (
+    CredentialsApiMock,
+    devops_config,
+)
 
 
 def test_c4k_build(tmp_path):
@@ -24,6 +27,7 @@ def test_c4k_build(tmp_path):
             }
         ),
     )
+    sut.init_service.credentials_api = CredentialsApiMock({})
 
     sut.initialize_build_dir()
     assert sut.build_path() == f"{str_tmp_path}/target/name/c4k-test"