diff --git a/bash/hetzner-rescue.sh b/bash/hetzner-rescue.sh
index ee50748..3c5b287 100644
--- a/bash/hetzner-rescue.sh
+++ b/bash/hetzner-rescue.sh
@@ -305,8 +305,13 @@ function hetzner-rescue-wipe-8-8-2 {
     --size '64g' \
     --uuid '00000000-0000-0000-0000-000000000005' \
     '/media/crypt/swap'
-    # close
-    cryptsetup luksClose 'crypt'
+}
+
+function hetzner-rescue-wipe-8-8-3-close {
+    umount '/media/boot'
+    #
+    umount '/media/crypt' \
+    && cryptsetup luksClose 'crypt'
 }
 
 function hetzner-rescue-wipe-12-10-10-0 {