diff --git a/tests/test_cli.py b/tests/test_cli.py
index c71ef22..d2ae1da 100644
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -3,13 +3,14 @@ from collections import namedtuple
 
 import py
 import pytest
+from os import environ
 from _pytest.pytester import LineMatcher
 
 pytest_plugins = 'pytester',
 
 THIS = py.path.local(__file__)
 STORAGE = THIS.dirpath('test_storage')
-
+environ["LINES"]="40"
 
 @pytest.fixture
 def testdir(testdir, monkeypatch):
@@ -20,13 +21,13 @@ def testdir(testdir, monkeypatch):
 
 def test_help(testdir):
     result = testdir.run('py.test-benchmark', '--help')
-    result.stdout.fnmatch_lines([
+    result.stdout.re_match_lines([
         "usage: py.test-benchmark *",
         "                         {help,list,compare} ...",
         "",
         "pytest_benchmark's management commands.",
         "",
-        "optional arguments:",
+        "option(s|al arguments):",
         "  -h [COMMAND], --help [COMMAND]",
         "                        Display help and exit.",
         "  --storage URI, -s URI",
@@ -49,7 +50,7 @@ def test_help(testdir):
 
 def test_help_command(testdir):
     result = testdir.run('py.test-benchmark', 'help')
-    result.stdout.fnmatch_lines([
+    result.stdout.re_match_lines([
         'usage: py.test-benchmark help [-h] [command]',
         '',
         'Display help and exit.',
@@ -57,7 +58,7 @@ def test_help_command(testdir):
         'positional arguments:',
         '  command',
         '',
-        'optional arguments:',
+        'option(s|al arguments):',
         '  -h, --help  show this help message and exit',
     ])
 
@@ -65,12 +66,12 @@ def test_help_command(testdir):
 @pytest.mark.parametrize('args', ['list --help', 'help list'])
 def test_help_list(testdir, args):
     result = testdir.run('py.test-benchmark', *args.split())
-    result.stdout.fnmatch_lines([
+    result.stdout.re_match_lines([
         "usage: py.test-benchmark list [-h]",
         "",
         "List saved runs.",
         "",
-        "optional arguments:",
+        "option(s|al arguments):",
         "  -h, --help  show this help message and exit",
     ])
     assert result.ret == 0
@@ -79,7 +80,7 @@ def test_help_list(testdir, args):
 @pytest.mark.parametrize('args', ['compare --help', 'help compare'])
 def test_help_compare(testdir, args):
     result = testdir.run('py.test-benchmark', *args.split())
-    result.stdout.fnmatch_lines([
+    result.stdout.re_match_lines([
         "usage: py.test-benchmark compare [-h] [--sort COL] [--group-by LABEL]",
         "                                 [--columns LABELS] [--name FORMAT]",
         "                                 [--histogram [FILENAME-PREFIX]]",
@@ -92,7 +93,7 @@ def test_help_compare(testdir, args):
         "  glob_or_file          Glob or exact path for json files. If not specified",
         "                        all runs are loaded.",
         "",
-        "optional arguments:",
+        "option(s|al arguments):",
         "  -h, --help            show this help message and exit",
         "  --sort COL            Column to sort on. Can be one of: 'min', 'max',",
         "                        'mean', 'stddev', 'name', 'fullname'. Default: 'min'",