diff --git a/Website/content/posts/2025-04-20-OER-und-Symbole/index.md b/Website/content/posts/2025-04-20-OER-und-Symbole/index.md
index 088986297..16bfa2dbb 100644
--- a/Website/content/posts/2025-04-20-OER-und-Symbole/index.md
+++ b/Website/content/posts/2025-04-20-OER-und-Symbole/index.md
@@ -38,7 +38,7 @@ learningResourceType:
   - https://w3id.org/kim/hcrt/web_page
 educationalLevel:
   - https://w3id.org/kim/educationalLevel/level_A
-datePublished: '2025-04-20'
+datePublished: '2025-06-11'
 #staticSiteGenerator:
 author:
   - Jörg Lohrer