diff --git a/buildkite/bazelci.py b/buildkite/bazelci.py
index 2afc80c..b7c6ba0 100644
--- a/buildkite/bazelci.py
+++ b/buildkite/bazelci.py
@@ -351,7 +351,6 @@
             git_repository = os.getenv("BUILDKITE_REPO")
         if is_pull_request() and not is_trusted_author(github_user_for_pull_request(), git_repository):
             update_pull_request_verification_status(git_repository, commit, state="success")
-        cleanup()
         tmpdir = tempfile.mkdtemp()
         if use_but:
             print_collapsed_group(":gcloud: Downloading Bazel Under Test")
@@ -415,7 +414,6 @@
     finally:
         if tmpdir:
             shutil.rmtree(tmpdir)
-        cleanup()
 
     if fail_pipeline:
         raise BuildkiteException("At least one test failed or was flaky.")
@@ -613,12 +611,6 @@
         os.chdir(clone_path)
 
 
-def cleanup():
-    print_collapsed_group(":wastebasket: Cleanup")
-    if os.path.exists("WORKSPACE"):
-        execute_command(["bazel", "clean", "--expunge"])
-
-
 def execute_shell_commands(commands):
     if not commands:
         return