diff --git a/plinth/modules/minidlna/__init__.py b/plinth/modules/minidlna/__init__.py
index 1a0bf6ba7..74b084216 100644
--- a/plinth/modules/minidlna/__init__.py
+++ b/plinth/modules/minidlna/__init__.py
@@ -11,6 +11,7 @@ from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.utils import Version
 
 from . import manifest
 
@@ -103,3 +104,20 @@ def get_media_dir():
 def set_media_dir(media_dir):
     """Set the media directory from which files will be scanned for sharing."""
     actions.superuser_run('minidlna', ['set-media-dir', '--dir', media_dir])
+
+
+def force_upgrade(helper, packages):
+    """Force upgrade minidlna to resolve conffile prompt."""
+    if 'minidlna' not in packages:
+        return False
+
+    # Allow upgrade from 1.2.1+dfsg-1+b1 to 1.3.x
+    package = packages['minidlna']
+    if Version(package['new_version']) > Version('1.4~'):
+        return False
+
+    media_dir = get_media_dir()
+    helper.install(['minidlna'], force_configuration='new')
+    set_media_dir(media_dir)
+
+    return True