diff --git a/providers/celery/src/airflow/providers/celery/cli/celery_command.py b/providers/celery/src/airflow/providers/celery/cli/celery_command.py
index 64379411767c2..3022e7b474be1 100644
--- a/providers/celery/src/airflow/providers/celery/cli/celery_command.py
+++ b/providers/celery/src/airflow/providers/celery/cli/celery_command.py
@@ -239,11 +239,11 @@ def worker(args):
         args.queues,
         "--concurrency",
         args.concurrency,
-        "--hostname",
-        args.celery_hostname,
         "--loglevel",
         celery_log_level,
     ]
+    if args.celery_hostname:
+        options.extend(["--hostname", args.celery_hostname])
     if autoscale:
         options.extend(["--autoscale", autoscale])
     if args.without_mingle:
diff --git a/providers/celery/tests/unit/celery/cli/test_celery_command.py b/providers/celery/tests/unit/celery/cli/test_celery_command.py
index 94e339804e3cc..f7f786733e543 100644
--- a/providers/celery/tests/unit/celery/cli/test_celery_command.py
+++ b/providers/celery/tests/unit/celery/cli/test_celery_command.py
@@ -131,6 +131,7 @@ class TestWorkerStart:
     @classmethod
     def setup_class(cls):
         with conf_vars({("core", "executor"): "CeleryExecutor"}):
+            importlib.reload(executor_loader)
             importlib.reload(cli_parser)
             cls.parser = cli_parser.get_parser()
 
@@ -172,10 +173,10 @@ def test_worker_started_with_required_arguments(self, mock_celery_app, mock_pope
                 queues,
                 "--concurrency",
                 int(concurrency),
-                "--hostname",
-                celery_hostname,
                 "--loglevel",
                 conf.get("logging", "CELERY_LOGGING_LEVEL"),
+                "--hostname",
+                celery_hostname,
                 "--autoscale",
                 autoscale,
                 "--without-mingle",