diff --git a/roles/system-upgrade/tasks/Ubuntu.yml b/roles/system-upgrade/tasks/Ubuntu.yml
index 983e6b5..dc33abf 100644
--- a/roles/system-upgrade/tasks/Ubuntu.yml
+++ b/roles/system-upgrade/tasks/Ubuntu.yml
@@ -21,7 +21,7 @@
   register: reboot_required_file
   stat:
     path: /var/run/reboot-required
-    get_md5: no
+    get_checksum: false
   tags:
     - os
     - reboot