diff --git a/modules.d/90mdraid/md-shutdown.sh b/modules.d/90mdraid/md-shutdown.sh
new file mode 100644
index 00000000..f07f6211
--- /dev/null
+++ b/modules.d/90mdraid/md-shutdown.sh
@@ -0,0 +1,2 @@
+echo "Disassembling mdraid devices."
+mdadm -v --stop --scan
diff --git a/modules.d/90mdraid/module-setup.sh b/modules.d/90mdraid/module-setup.sh
index 5f447774..de7785db 100755
--- a/modules.d/90mdraid/module-setup.sh
+++ b/modules.d/90mdraid/module-setup.sh
@@ -77,5 +77,6 @@ install() {
     inst "$moddir/md_finished.sh" /sbin/md_finished.sh
     inst_hook pre-trigger 30 "$moddir/parse-md.sh"
     inst "$moddir/mdraid-cleanup.sh" /sbin/mdraid-cleanup
+    inst_hook shutdown 30 "$moddir/md-shutdown.sh"
 }