diff --git a/tests/fixtures.py b/tests/fixtures.py
deleted file mode 100644
index 5e9b20c..0000000
--- a/tests/fixtures.py
+++ /dev/null
@@ -1,44 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
-Copyright (c) 2015 Red Hat, Inc
-All rights reserved.
-
-This software may be modified and distributed under the terms
-of the BSD license. See the LICENSE file for details.
-"""
-
-import io
-
-import pytest
-
-
-from dockerfile_parse import DockerfileParser
-
-
-@pytest.fixture(
-    params=[(use_fileobj, cache_content)
-            for use_fileobj in [True, False]
-            for cache_content in [True, False]])
-def dfparser(tmpdir, request):
-    """
-
-    :param tmpdir: already existing fixture defined in pytest
-    :param request: parameter, cache_content arg to DockerfileParser
-    :return: DockerfileParser instance
-    """
-
-    use_fileobj, cache_content = request.param
-    if use_fileobj:
-        fileobj = io.BytesIO()
-        return DockerfileParser(fileobj=fileobj, cache_content=cache_content)
-    else:
-        tmpdir_path = str(tmpdir.realpath())
-        return DockerfileParser(path=tmpdir_path, cache_content=cache_content)
-
-
-@pytest.fixture(params=['LABEL', 'ENV', 'ARG'])
-def instruction(request):
-    """
-    Parametrized fixture which enables to run a test once for each instruction in params
-    """
-    return request.param
diff --git a/tests/test_parser.py b/tests/test_parser.py
index dd07afc..c5db795 100644
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -20,12 +20,8 @@
 from dockerfile_parse.parser import image_from
 from dockerfile_parse.constants import COMMENT_INSTRUCTION
 from dockerfile_parse.util import b2u, u2b, Context, ImageName
-from tests.fixtures import dfparser, instruction
 
 NON_ASCII = "žluťoučký"
-# flake8 does not understand fixtures:
-dfparser = dfparser  # pylint: disable=self-assigning-variable
-instruction = instruction  # pylint: disable=self-assigning-variable
 
 
 @pytest.mark.parametrize(('image_string', 'dictionary'), [