diff --git a/package/base/rockinitrd/postinstall.sh b/package/base/rockinitrd/postinstall.sh
new file mode 100644
index 000000000..ce75286ec
--- /dev/null
+++ b/package/base/rockinitrd/postinstall.sh
@@ -0,0 +1,5 @@
+if any_installed "boot/initrd.img" ; then
+	echo "Re-Creating initrd..."
+	/sbin/mkinitrd
+fi
+