diff --git a/system/disks.sls b/system/disks.sls
index 64f69c4..1a4828f 100644
--- a/system/disks.sls
+++ b/system/disks.sls
@@ -26,7 +26,7 @@ system_disks_fstab:
     - source: salt://{{ tpldir }}/files/disks_fstab.jinja
     - template: jinja
     - context:
-        TIMESTAMP: {{ salt.pillar.get('system.timestamp') }}
+        TIMESTAMP: {{ salt.pillar.get('system.disks.timestamp') }}
         ROOT_UUID: {{ ROOT_UUID }}
         ESP_UUID: {{ ESP_UUID }}
     - user: root