diff --git a/moblab_config.ini b/moblab_config.ini
index e99e91c..6f3a4fd 100644
--- a/moblab_config.ini
+++ b/moblab_config.ini
@@ -27,7 +27,7 @@
 cts_results_server:
 # In moblab, this paramater is empty and uses the image bucket by default.
 results_storage_server:
-stable_cros_version: R55-8872.67.0
+stable_cros_version: R57-9202.66.0
 
 # The pubsub topic the gs_offloader notification is sent to.
 cloud_notification_topic: projects/chromeos-partner-moblab/topics/moblab-notification