diff --git a/requirements.txt b/requirements.txt
index 35655d4d..60afd81c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ simplejson<3.21
 tablib<3.10
 unidecode
 # is used by python-graph-core, which has a successor python-graph, which just was released, check
-setuptools
+setuptools<81
 
 # REST-API
 djangorestframework