diff --git a/container_registry/container_analysis/samples_test.py b/container_registry/container_analysis/samples_test.py
index 116796c0bf67..a8552e54742b 100644
--- a/container_registry/container_analysis/samples_test.py
+++ b/container_registry/container_analysis/samples_test.py
@@ -29,6 +29,7 @@
 from grafeas.grafeas_v1.gapic.enums import NoteKind
 from grafeas.grafeas_v1.gapic.enums import Severity
 from grafeas.grafeas_v1.gapic.enums import Version
+import pytest
 
 import samples
 
@@ -145,6 +146,7 @@ def test_occurrences_for_note(self):
         # clean up
         samples.delete_occurrence(basename(occ.name), PROJECT_ID)
 
+    @pytest.mark.flaky(max_runs=3, min_passes=1)
     def test_pubsub(self):
         # create topic if needed
         client = SubscriberClient()