diff --git a/tests/tests_create_lv_size_equal_to_vg.yml b/tests/tests_create_lv_size_equal_to_vg.yml
index cab4f085..535f73ba 100644
--- a/tests/tests_create_lv_size_equal_to_vg.yml
+++ b/tests/tests_create_lv_size_equal_to_vg.yml
@@ -8,8 +8,7 @@
     volume_group_size: '10g'
     lv_size: '10g'
     unused_disk_subfact: '{{ ansible_devices[unused_disks[0]] }}'
-    disk_size: '{{ unused_disk_subfact.sectors | int *
-                   unused_disk_subfact.sectorsize | int }}'
+    disk_size: '{{ unused_disk_subfact.sectors | int * 512 }}'
   tags:
     - tests::lvm
 
diff --git a/tests/tests_misc.yml b/tests/tests_misc.yml
index 6373897a..363d843f 100644
--- a/tests/tests_misc.yml
+++ b/tests/tests_misc.yml
@@ -8,8 +8,7 @@
     volume_group_size: "5g"
     volume1_size: "4g"
     unused_disk_subfact: "{{ ansible_devices[unused_disks[0]] }}"
-    too_large_size: "{{ (unused_disk_subfact.sectors | int * 1.2) *
-                         unused_disk_subfact.sectorsize | int }}"
+    too_large_size: "{{ (unused_disk_subfact.sectors | int * 1.2) * 512 }}"
   tags:
     - tests::lvm
   tasks:
diff --git a/tests/tests_resize.yml b/tests/tests_resize.yml
index 06fb3750..1cd21763 100644
--- a/tests/tests_resize.yml
+++ b/tests/tests_resize.yml
@@ -11,10 +11,8 @@
     invalid_size1: xyz GiB
     invalid_size2: none
     unused_disk_subfact: '{{ ansible_devices[unused_disks[0]] }}'
-    too_large_size: '{{ unused_disk_subfact.sectors | int * 1.2 *
-                        unused_disk_subfact.sectorsize | int }}'
-    disk_size: '{{ unused_disk_subfact.sectors | int *
-                   unused_disk_subfact.sectorsize | int }}'
+    too_large_size: '{{ unused_disk_subfact.sectors | int * 1.2 * 512 }}'
+    disk_size: '{{ unused_disk_subfact.sectors | int * 512 }}'
   tags:
     - tests::lvm
   tasks: