diff --git a/lib/code_update_utils.robot b/lib/code_update_utils.robot
index 5c8d025..978ddcd 100644
--- a/lib/code_update_utils.robot
+++ b/lib/code_update_utils.robot
@@ -112,6 +112,9 @@
 
     ${args}=  Create Dictionary  data=${data}
     Write Attribute  ${host_object}  ${sw_attribute}  data=${args}
+    # Sync time for software updater manager to update.
+    # TODO: openbmc/openbmc#2857
+    Sleep  10s
 
 
 Set Property To Invalid Value And Verify No Change