diff --git a/assets/images/attribution.txt b/assets/images/attribution.txt
index 71b28c3..be377ce 100644
--- a/assets/images/attribution.txt
+++ b/assets/images/attribution.txt
@@ -20,5 +20,5 @@ License: CC-BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode
 Title: Basteibrücke morgen
 Copyright holder: Thomas Wolf
  -> Website: www.foto-tw.de
-Upload URL: https://common.wikimedia.org/wiki/File:BBasteibrücke_morgens.jpg
+Upload URL: https://commons.wikimedia.org/wiki/File:Basteibr%C3%BCcke_morgens.jpg
 License: CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0/legalcode