diff --git a/lib/vhost/vhost_internal.h b/lib/vhost/vhost_internal.h
index 32011e086..e1681a95f 100644
--- a/lib/vhost/vhost_internal.h
+++ b/lib/vhost/vhost_internal.h
@@ -388,7 +388,6 @@ void vhost_session_install_rte_compat_hooks(struct spdk_vhost_session *vsession)
 void vhost_dev_install_rte_compat_hooks(struct spdk_vhost_dev *vdev);
 
 struct vhost_poll_group *vhost_get_poll_group(struct spdk_cpuset *cpumask);
-void vhost_put_poll_group(struct vhost_poll_group *pg);
 
 int remove_vhost_controller(struct spdk_vhost_dev *vdev);