diff --git a/common/test/acceptance/tests/video/test_video_module.py b/common/test/acceptance/tests/video/test_video_module.py
index 867fd0724d..529addec79 100644
--- a/common/test/acceptance/tests/video/test_video_module.py
+++ b/common/test/acceptance/tests/video/test_video_module.py
@@ -14,6 +14,8 @@ from ...pages.lms.course_info import CourseInfoPage
 from ...fixtures.course import CourseFixture, XBlockFixtureDesc
 from ..helpers import skip_if_browser
 
+from flaky import flaky
+
 
 VIDEO_SOURCE_PORT = 8777
 
@@ -684,6 +686,7 @@ class YouTubeHtml5VideoTest(VideoBaseTest):
     def setUp(self):
         super(YouTubeHtml5VideoTest, self).setUp()
 
+    @flaky  # TODO fix this, see TNL-1642
     def test_youtube_video_rendering_with_unsupported_sources(self):
         """
         Scenario: Video component is rendered in the LMS in Youtube mode
diff --git a/common/test/acceptance/tests/video/test_video_times.py b/common/test/acceptance/tests/video/test_video_times.py
index 4ea46598e7..26c949ff72 100644
--- a/common/test/acceptance/tests/video/test_video_times.py
+++ b/common/test/acceptance/tests/video/test_video_times.py
@@ -161,6 +161,7 @@ class VideoTimesTest(VideoBaseTest):
 
         self.assertIn(self.video.position, ('0:35', '0:36'))
 
+    @flaky  # TODO fix this, see TNL-1619
     def test_video_finish_time_with_seek(self):
         """
         Scenario: Finish Time works for Youtube video.