diff --git a/arch-install b/arch-install
index 130d7e0..97c82cd 100755
--- a/arch-install
+++ b/arch-install
@@ -68,6 +68,9 @@ function secureumount() {
             umount ${mountpoint}/boot
             umount ${mountpoint}
         fi
+        if cat /proc/mounts | grep /dev/mapper/luks0 > /dev/null; then
+            cryptsetup remove /dev/mapper/luks0
+        fi
     fi