diff --git a/debian/post.install.ovh.sh b/debian/post.install.ovh.sh
index 2841a26..ef68547 100755
--- a/debian/post.install.ovh.sh
+++ b/debian/post.install.ovh.sh
@@ -35,10 +35,12 @@ apt update
 apt --assume-yes install -- wget
 
 # Remove last partition with all free space
-umount /mnt/free
-lvremove --force /dev/mapper/vg-free
-/bin/rmdir -- /mnt/free
-/bin/sed --in-place -- '/\/mnt\/free/d' /etc/fstab
+if [ -d /mnt/free ]; then
+	umount /mnt/free
+	test -f /dev/mapper/vg-free && lvremove --force /dev/mapper/vg-free
+	/bin/rmdir -- /mnt/free
+	/bin/sed --in-place -- '/\/mnt\/free/d' /etc/fstab
+fi
 
 # Allow root connection with password
 /bin/sed --in-place -- 's/\(^\|^\#\)\(PermitRootLogin\).*/\2 yes/g' /etc/ssh/sshd_config