diff --git a/content/german/blog/informatik-biber-2022.md b/content/german/blog/informatik-biber-2022.md
index e7584c45..4a2f6452 100644
--- a/content/german/blog/informatik-biber-2022.md
+++ b/content/german/blog/informatik-biber-2022.md
@@ -9,7 +9,6 @@ author: Herr Berger
 categories:
   - Wettbewerbe
   - Informatik/Technik
-  - Wettbewerbe
 tags:
   - "2022"
   - Infobiber