diff --git a/package/system/ubox/Makefile b/package/system/ubox/Makefile
index 3824148f93..e964506385 100644
--- a/package/system/ubox/Makefile
+++ b/package/system/ubox/Makefile
@@ -48,9 +48,10 @@ define Package/ubox/install
 endef
 
 define Package/block-mount/install
-	$(INSTALL_DIR) $(1)/sbin $(1)/usr/sbin $(1)/etc/hotplug.d/block $(1)/etc/init.d/
+	$(INSTALL_DIR) $(1)/sbin $(1)/usr/sbin $(1)/etc/hotplug.d/block $(1)/etc/init.d/ $(1)/etc/uci-defaults/
 
 	$(INSTALL_BIN) ./files/fstab.init $(1)/etc/init.d/fstab
+	$(INSTALL_DATA) ./files/fstab.default $(1)/etc/uci-defaults/10-fstab
 	$(INSTALL_DATA) ./files/mount.hotplug $(1)/etc/hotplug.d/block/10-mount
 
 	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/block $(1)/sbin/
diff --git a/package/system/ubox/files/fstab.default b/package/system/ubox/files/fstab.default
new file mode 100644
index 0000000000..dd4ba1c485
--- /dev/null
+++ b/package/system/ubox/files/fstab.default
@@ -0,0 +1 @@
+[ ! -f /etc/config/fstab ] && ( block detect > /etc/config/fstab )