diff --git a/nextcloud/compose.yaml b/nextcloud/compose.yaml
index 5720363..aa03740 100644
--- a/nextcloud/compose.yaml
+++ b/nextcloud/compose.yaml
@@ -56,3 +56,4 @@ networks:
 volumes: # If you want to store the data on a different drive, see https://github.com/nextcloud/all-in-one#how-to-store-the-filesinstallation-on-a-separate-drive
   nextcloud_aio_mastercontainer:
     name: nextcloud_aio_mastercontainer # This line is not allowed to be changed as otherwise the built-in backup solution will not work
+    external: true
\ No newline at end of file