diff --git a/files/ansible-playbooks/update-outdoorbackup224.yml b/files/ansible-playbooks/update-outdoorbackup224.yml
index ae831a0..1dceed6 100644
--- a/files/ansible-playbooks/update-outdoorbackup224.yml
+++ b/files/ansible-playbooks/update-outdoorbackup224.yml
@@ -418,6 +418,13 @@
           ansible.builtin.raw: "{{ pathprefix }} touch '{{ fw_marker }}'"
           changed_when: true
 
+        - name: Cleanup prepared marker after successful backup-bank write
+          ansible.builtin.raw: "rm -f '{{ fw_marker }}'"
+          changed_when: true
+          when:
+            - fw_marker is defined
+            - fw_marker | length > 0
+
         - name: Build control queue payload (progress & target version)
           ansible.builtin.set_fact:
             nbq2_payload_obj: