diff --git a/dev/breeze/src/airflow_breeze/params/shell_params.py b/dev/breeze/src/airflow_breeze/params/shell_params.py
index efec7c121043d..e554f1d31decc 100644
--- a/dev/breeze/src/airflow_breeze/params/shell_params.py
+++ b/dev/breeze/src/airflow_breeze/params/shell_params.py
@@ -519,6 +519,7 @@ def env_variables_for_docker_commands(self) -> dict[str, str]:
         _set_var(_env, "AIRFLOW_IMAGE_KUBERNETES", self.airflow_image_kubernetes)
         _set_var(_env, "AIRFLOW_VERSION", self.airflow_version)
         _set_var(_env, "AIRFLOW__API_AUTH__JWT_SECRET", b64encode(os.urandom(16)).decode("utf-8"))
+        _set_var(_env, "AIRFLOW__API__BASE_URL", "/")
         _set_var(_env, "AIRFLOW__CELERY__BROKER_URL", self.airflow_celery_broker_url)
         _set_var(_env, "AIRFLOW__CORE__AUTH_MANAGER", self.auth_manager_path)
         _set_var(_env, "AIRFLOW__CORE__EXECUTOR", self.executor)