diff --git a/setup.cfg b/setup.cfg
index 3a9ad9b613380831eaae0cd3502e3a8ed4f22e5a..994ba7cacf2fc3cf5ff93a17a23eb5bcec34067f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,7 +20,7 @@ packages = find:
 python_requires = >=3.8
 install_requires =
 	importlib-resources
-	caosdb
+	caosdb > 0.9.0
 	caosadvancedtools >= 0.6.0
     yaml-header-tools >= 0.2.1
     pyyaml