diff --git a/resources/lib/artwork.py b/resources/lib/artwork.py
index 6bc4c4cb..b7b4eb7b 100644
--- a/resources/lib/artwork.py
+++ b/resources/lib/artwork.py
@@ -443,7 +443,7 @@ class Artwork(object):
             log.info("Database is locked. Skip deletion process.")
 
         else: # Delete thumbnail as well as the entry
-            thumbnails = xbmc.translatePath("special://thumbnails/%s", cached_url).decode('utf-8')
+            thumbnails = xbmc.translatePath("special://thumbnails/%s" % cached_url).decode('utf-8')
             log.info("Deleting cached thumbnail: %s", thumbnails)
             xbmcvfs.delete(thumbnails)