diff --git a/mopidy/local/commands.py b/mopidy/local/commands.py
index ba34b22b..80ce5c1d 100644
--- a/mopidy/local/commands.py
+++ b/mopidy/local/commands.py
@@ -62,6 +62,9 @@ class ScanCommand(commands.Command):
         self.add_argument('--limit',
                           action='store', type=int, dest='limit', default=None,
                           help='Maximum number of tracks to scan')
+        self.add_argument('--force', 
+                          action='store_true', dest='force', default=False, 
+                          help='Force rescan of all media files')
     def run(self, args, config):
         media_dir = config['local']['media_dir']
         scan_timeout = config['local']['scan_timeout']
@@ -95,8 +98,8 @@ class ScanCommand(commands.Command):
             mtime = file_mtimes.get(abspath)
             if mtime is None:
                 logger.debug('Missing file %s', track.uri)
-                uris_to_remove.add(track.uri)
-            elif mtime > track.last_modified:
+                uris_to_remove.add(track.uri) 
+            elif mtime > track.last_modified or args.force:
                 uris_to_update.add(track.uri)
             uris_in_library.add(track.uri)
 
@@ -120,9 +123,7 @@ class ScanCommand(commands.Command):
         logger.info('Scanning...')
 
         uris_to_update = sorted(uris_to_update, key=lambda v: v.lower())
-        print("Before: ", uris_to_update)
         uris_to_update = uris_to_update[:args.limit]
-        print("After: ", uris_to_update)
 
         scanner = scan.Scanner(scan_timeout)
         progress = _Progress(flush_threshold, len(uris_to_update))