diff --git a/tests/engines/test_engines_plotly_reporter_draw_automation_state_report.py b/tests/engines/test_engines_plotly_reporter_draw_automation_state_report.py
index bcc74de..dca849b 100644
--- a/tests/engines/test_engines_plotly_reporter_draw_automation_state_report.py
+++ b/tests/engines/test_engines_plotly_reporter_draw_automation_state_report.py
@@ -74,7 +74,7 @@ def test_draw_automation_state_report_creates_file(case_stat, case_stat_random,
             remove(filename)
 
 
-@pytest.mark.xfail(condition='GITHUB_ACTIONS' in environ, reason="Image may differ on GA env")
+@pytest.mark.xfail(condition="GITHUB_ACTIONS" in environ, reason="Image may differ on GA env")
 def test_draw_automation_state_report_creates_correct_image(
     random_expected_image, compare_image  # pylint: disable=W0621
 ):
diff --git a/tests/engines/test_engines_plotly_reporter_draw_test_case_by_area.py b/tests/engines/test_engines_plotly_reporter_draw_test_case_by_area.py
index 0bac878..2d0af06 100644
--- a/tests/engines/test_engines_plotly_reporter_draw_test_case_by_area.py
+++ b/tests/engines/test_engines_plotly_reporter_draw_test_case_by_area.py
@@ -83,7 +83,7 @@ def test_draw_test_case_by_area_creates_file(case_stat, case_stat_random, random
             remove(filename)
 
 
-@pytest.mark.xfail(condition='GITHUB_ACTIONS' in environ, reason="Image may differ on GA env")
+@pytest.mark.xfail(condition="GITHUB_ACTIONS" in environ, reason="Image may differ on GA env")
 def test_draw_test_case_by_area_creates_correct_image(random_expected_image, compare_image):  # pylint: disable=W0621
     """
     Init PlotlyReporter and call draw_test_case_by_area with valid parameters should create correct image
diff --git a/tests/engines/test_engines_plotly_reporter_draw_test_case_by_priority.py b/tests/engines/test_engines_plotly_reporter_draw_test_case_by_priority.py
index b200a28..6f7aec7 100644
--- a/tests/engines/test_engines_plotly_reporter_draw_test_case_by_priority.py
+++ b/tests/engines/test_engines_plotly_reporter_draw_test_case_by_priority.py
@@ -51,7 +51,7 @@ def test_draw_test_case_by_priority_creates_file(random_plotly_reporter):
             remove(filename)
 
 
-@pytest.mark.xfail(condition='GITHUB_ACTIONS' in environ, reason="Image may differ on GA env")
+@pytest.mark.xfail(condition="GITHUB_ACTIONS" in environ, reason="Image may differ on GA env")
 def test_draw_test_case_by_priority_creates_correct_image(compare_image, random_plotly_reporter):
     """
     Init PlotlyReporter and call draw_test_case_by_priority with valid parameters should create correct image