diff --git a/test-requirements.txt b/test-requirements.txt
index c1318d38d..241911811 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,6 +2,7 @@ bagit>=1.6.4,<1.9
 pytest>= 6.2,< 8.2
 pytest-xdist
 pytest-httpserver
+pytest-retry;python_version>'3.9'
 mock>=2.0.0
 pytest-mock>=1.10.0
 pytest-cov
diff --git a/tests/test_dependencies.py b/tests/test_dependencies.py
index 9b4c00598..c3043cd3d 100644
--- a/tests/test_dependencies.py
+++ b/tests/test_dependencies.py
@@ -25,6 +25,7 @@
 
 @needs_docker
 @pytest.mark.skipif(not deps, reason="galaxy-tool-util is not installed")
+@pytest.mark.flaky(retries=3)
 def test_biocontainers(tmp_path: Path) -> None:
     wflow = get_data("tests/seqtk_seq.cwl")
     job = get_data("tests/seqtk_seq_job.json")