diff --git a/tasks/check_space_fallback.yml b/tasks/check_space_fallback.yml
index 33dd9fc..294ff8e 100644
--- a/tasks/check_space_fallback.yml
+++ b/tasks/check_space_fallback.yml
@@ -1,4 +1,12 @@
 ---
+- name: Convert size target to bytes
+  ansible.builtin.set_fact:
+    bigboot_size_target: "{{ bigboot_size_target | human_to_bytes }}"
+
+- name: Debug bigboot_expansion_diff
+  ansible.builtin.debug:
+    msg: "{{ bigboot_expansion_diff }} + {{ bigboot_size_target }}"
+
 - name: Fail if /boot can't expand to at least 1GB
   ansible.builtin.assert:
     that: bigboot_size_target | human_to_bytes > 1073741824