diff --git a/ahriman-core/tests/ahriman/application/conftest.py b/ahriman-core/tests/ahriman/application/conftest.py
index d76818ad..1eaad8a5 100644
--- a/ahriman-core/tests/ahriman/application/conftest.py
+++ b/ahriman-core/tests/ahriman/application/conftest.py
@@ -3,7 +3,6 @@ import pytest
 
 from pytest_mock import MockerFixture
 
-from ahriman.application.ahriman import _parser
 from ahriman.application.application import Application
 from ahriman.application.help_formatter import _HelpFormatter
 from ahriman.application.lock import Lock
@@ -33,18 +32,6 @@ def application(configuration: Configuration, repository: Repository, database:
     return Application(repository_id, configuration, report=False)
 
 
-@pytest.fixture
-def args() -> argparse.Namespace:
-    """
-    fixture for command line arguments
-
-    Returns:
-        argparse.Namespace: command line arguments test instance
-    """
-    return argparse.Namespace(architecture=None, lock=None, force=False, unsafe=False, report=False,
-                              repository=None, repository_id=None, wait_timeout=-1)
-
-
 @pytest.fixture
 def formatter() -> _HelpFormatter:
     """
@@ -70,14 +57,3 @@ def lock(args: argparse.Namespace, configuration: Configuration) -> Lock:
     """
     _, repository_id = configuration.check_loaded()
     return Lock(args, repository_id, configuration)
-
-
-@pytest.fixture
-def parser() -> argparse.ArgumentParser:
-    """
-    fixture for command line arguments parser
-
-    Returns:
-        argparse.ArgumentParser: command line arguments parser test instance
-    """
-    return _parser()
diff --git a/ahriman-core/tests/ahriman/core/conftest.py b/ahriman-core/tests/ahriman/core/conftest.py
index 09a9b85e..e9d6f916 100644
--- a/ahriman-core/tests/ahriman/core/conftest.py
+++ b/ahriman-core/tests/ahriman/core/conftest.py
@@ -4,7 +4,6 @@ import pytest
 from ahriman.core.alpm.repo import Repo
 from ahriman.core.build_tools.task import Task
 from ahriman.core.configuration import Configuration
-from ahriman.core.sign.gpg import GPG
 from ahriman.core.tree import Leaf
 from ahriman.models.package import Package
 from ahriman.models.repository_paths import RepositoryPaths
@@ -64,20 +63,6 @@ def repo(configuration: Configuration, repository_paths: RepositoryPaths) -> Rep
     return Repo(configuration.get("repository", "name"), repository_paths, [])
 
 
-@pytest.fixture
-def gpg(configuration: Configuration) -> GPG:
-    """
-    fixture for empty GPG
-
-    Args:
-        configuration(Configuration): configuration fixture
-
-    Returns:
-        GPG: GPG test instance
-    """
-    return GPG(configuration)
-
-
 @pytest.fixture
 def task_ahriman(package_ahriman: Package, configuration: Configuration, repository_paths: RepositoryPaths) -> Task:
     """