diff --git a/sky/backends/cloud_vm_ray_backend.py b/sky/backends/cloud_vm_ray_backend.py
index be9ed23a740..3545b1a62dd 100644
--- a/sky/backends/cloud_vm_ray_backend.py
+++ b/sky/backends/cloud_vm_ray_backend.py
@@ -2325,7 +2325,8 @@ def is_provided_ips_valid(
         # Ensure head node is the first element, then sort based on the
         # external IPs for stableness. Skip for k8s nodes since pods
         # worker ids are already mapped.
-        if cluster_info is not None and cluster_info.provider_name == 'kubernetes':
+        if (cluster_info is not None and
+                cluster_info.provider_name == 'kubernetes'):
             stable_internal_external_ips = internal_external_ips
         else:
             stable_internal_external_ips = [internal_external_ips[0]] + sorted(