diff --git a/src/cpl/dependency_injection/__init__.py b/src/cpl/dependency_injection/__init__.py
index 73436d6e..c94105ba 100644
--- a/src/cpl/dependency_injection/__init__.py
+++ b/src/cpl/dependency_injection/__init__.py
@@ -20,7 +20,6 @@ __version__ = '2021.4.2.dev1'
 from collections import namedtuple
 
 # imports:
-from .service_abc import ServiceABC
 from .service_collection import ServiceCollection
 from .service_collection_abc import ServiceCollectionABC
 from .service_descriptor import ServiceDescriptor
diff --git a/src/cpl/dependency_injection/service_abc.py b/src/cpl/dependency_injection/service_abc.py
deleted file mode 100644
index a0da1277..00000000
--- a/src/cpl/dependency_injection/service_abc.py
+++ /dev/null
@@ -1,11 +0,0 @@
-from abc import ABC, abstractmethod
-
-
-class ServiceABC(ABC):
-
-    @abstractmethod
-    def __init__(self):
-        """
-        ABC to represent a service
-        """
-        pass
diff --git a/src/cpl/dependency_injection/service_provider_abc.py b/src/cpl/dependency_injection/service_provider_abc.py
index 3e86a0e1..042b0355 100644
--- a/src/cpl/dependency_injection/service_provider_abc.py
+++ b/src/cpl/dependency_injection/service_provider_abc.py
@@ -1,8 +1,6 @@
 from abc import abstractmethod, ABC
 from collections import Callable
-from typing import Type
-
-from cpl.dependency_injection.service_abc import ServiceABC
+from typing import Type, Optional
 
 
 class ServiceProviderABC(ABC):
@@ -24,7 +22,7 @@ class ServiceProviderABC(ABC):
         pass
 
     @abstractmethod
-    def get_service(self, instance_type: Type) -> Callable[ServiceABC]:
+    def get_service(self, instance_type: Type) -> Optional[Callable[object]]:
         """
         Returns instance of given type
         :param instance_type:
diff --git a/src/cpl/logging/logger_abc.py b/src/cpl/logging/logger_abc.py
index 77d28522..98ef4eb9 100644
--- a/src/cpl/logging/logger_abc.py
+++ b/src/cpl/logging/logger_abc.py
@@ -1,16 +1,14 @@
-from abc import abstractmethod
-
-from cpl.dependency_injection.service_abc import ServiceABC
+from abc import abstractmethod, ABC
 
 
-class LoggerABC(ServiceABC):
+class LoggerABC(ABC):
 
     @abstractmethod
     def __init__(self):
         """
         ABC for logging
         """
-        ServiceABC.__init__(self)
+        ABC.__init__(self)
 
     @abstractmethod
     def header(self, string: str):
diff --git a/src/cpl/mailing/email_client_abc.py b/src/cpl/mailing/email_client_abc.py
index 59041782..29690394 100644
--- a/src/cpl/mailing/email_client_abc.py
+++ b/src/cpl/mailing/email_client_abc.py
@@ -1,17 +1,16 @@
-from abc import abstractmethod
+from abc import abstractmethod, ABC
 
-from cpl.dependency_injection.service_abc import ServiceABC
 from cpl.mailing.email import EMail
 
 
-class EMailClientABC(ServiceABC):
+class EMailClientABC(ABC):
 
     @abstractmethod
     def __init__(self):
         """
         ABC to send emails
         """
-        ServiceABC.__init__(self)
+        ABC.__init__(self)
 
     @abstractmethod
     def connect(self):
diff --git a/src/cpl_cli/command_abc.py b/src/cpl_cli/command_abc.py
index 99a7e571..6ac6376f 100644
--- a/src/cpl_cli/command_abc.py
+++ b/src/cpl_cli/command_abc.py
@@ -1,13 +1,11 @@
-from abc import abstractmethod
-
-from cpl.dependency_injection.service_abc import ServiceABC
+from abc import abstractmethod, ABC
 
 
-class CommandABC(ServiceABC):
+class CommandABC(ABC):
 
     @abstractmethod
     def __init__(self):
-        ServiceABC.__init__(self)
+        ABC.__init__(self)
 
     @abstractmethod
     def run(self, args: list[str]): pass
diff --git a/src/cpl_cli/command_handler_service.py b/src/cpl_cli/command_handler_service.py
index 7b8b4f2d..75bcdced 100644
--- a/src/cpl_cli/command_handler_service.py
+++ b/src/cpl_cli/command_handler_service.py
@@ -1,14 +1,14 @@
 import os
+from abc import ABC
 
 from cpl.configuration.configuration_abc import ConfigurationABC
 from cpl.console.console import Console
-from cpl.dependency_injection.service_abc import ServiceABC
 from cpl.dependency_injection.service_provider_abc import ServiceProviderABC
 from cpl_cli.error import Error
 from cpl_cli.command_model import CommandModel
 
 
-class CommandHandler(ServiceABC):
+class CommandHandler(ABC):
 
     def __init__(self, config: ConfigurationABC, services: ServiceProviderABC):
         """
@@ -16,7 +16,7 @@ class CommandHandler(ServiceABC):
         :param config:
         :param services:
         """
-        ServiceABC.__init__(self)
+        ABC.__init__(self)
 
         self._config = config
         self._env = self._config.environment
diff --git a/src/cpl_cli/live_server/live_server_service.py b/src/cpl_cli/live_server/live_server_service.py
index c556f20b..defd24b8 100644
--- a/src/cpl_cli/live_server/live_server_service.py
+++ b/src/cpl_cli/live_server/live_server_service.py
@@ -1,5 +1,6 @@
 import os
 import time
+from abc import ABC
 from contextlib import suppress
 
 import psutil as psutil
@@ -7,13 +8,12 @@ from watchdog.events import FileSystemEventHandler
 from watchdog.observers import Observer
 
 from cpl.console.console import Console
-from cpl.dependency_injection.service_abc import ServiceABC
 from cpl.environment.application_environment_abc import ApplicationEnvironmentABC
 from cpl_cli.configuration.build_settings import BuildSettings
 from cpl_cli.live_server.live_server_thread import LiveServerThread
 
 
-class LiveServerService(ServiceABC, FileSystemEventHandler):
+class LiveServerService(ABC, FileSystemEventHandler):
 
     def __init__(self, env: ApplicationEnvironmentABC, build_settings: BuildSettings):
         """
@@ -21,7 +21,7 @@ class LiveServerService(ServiceABC, FileSystemEventHandler):
         :param env:
         :param build_settings:
         """
-        ServiceABC.__init__(self)
+        ABC.__init__(self)
         FileSystemEventHandler.__init__(self)
 
         self._env = env
diff --git a/src/cpl_cli/publish/publisher_abc.py b/src/cpl_cli/publish/publisher_abc.py
index 48aaaaa1..c33ed644 100644
--- a/src/cpl_cli/publish/publisher_abc.py
+++ b/src/cpl_cli/publish/publisher_abc.py
@@ -1,13 +1,11 @@
-from abc import abstractmethod
-
-from cpl.dependency_injection.service_abc import ServiceABC
+from abc import abstractmethod, ABC
 
 
-class PublisherABC(ServiceABC):
+class PublisherABC(ABC):
 
     @abstractmethod
     def __init__(self):
-        ServiceABC.__init__(self)
+        ABC.__init__(self)
 
     @property
     @abstractmethod
diff --git a/src/tests/custom/general/test_service.py b/src/tests/custom/general/test_service.py
index c96dfb74..376707c1 100644
--- a/src/tests/custom/general/test_service.py
+++ b/src/tests/custom/general/test_service.py
@@ -1,11 +1,13 @@
+from abc import ABC
+
 from cpl.console.console import Console
-from cpl.dependency_injection import ServiceABC, ServiceProviderABC
+from cpl.dependency_injection import ServiceProviderABC
 
 
-class TestService(ServiceABC):
+class TestService(ABC):
 
     def __init__(self, provider: ServiceProviderABC):
-        ServiceABC.__init__(self)
+        ABC.__init__(self)
 
         self._provider = provider