update gettingstarted.md

danielfeismann · danielfeismann · commit cbac795f7fc1 · 2025-08-07T14:03:34.000+02:00
diff --git a/docs/readthedocs/gettingstarted.md b/docs/readthedocs/gettingstarted.md
@@ -5,7 +5,7 @@ If you feel, something is missing, please contact us!
 
 ## Requirements
 
-Java > v 17
+Java > v 21
 
 ## Where to get
 
