diff --git a/test_runner/regress/test_tenant_delete.py b/test_runner/regress/test_tenant_delete.py
index 8379908631..a0ff9a3ae2 100644
--- a/test_runner/regress/test_tenant_delete.py
+++ b/test_runner/regress/test_tenant_delete.py
@@ -430,6 +430,7 @@ def test_tenant_delete_stale_shards(neon_env_builder: NeonEnvBuilder, pg_bin: Pg
     workload.init()
     workload.write_rows(256)
     workload.validate()
+    workload.stop()
 
     assert_prefix_not_empty(
         neon_env_builder.pageserver_remote_storage,