diff --git a/requirements.txt b/requirements.txt
index 665c8ca..3f5d49b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 httplink==0.2.0
-kiwitcms-tenants>=2.8.3
+kiwitcms-tenants>=4.5.0
 mailchimp3==3.0.21
 requests
 sqlparse>=0.5.0 # not directly required, pinned by Snyk to avoid a vulnerability