diff --git a/setup.cfg b/setup.cfg
index 7fbde0d..4b815f0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -40,7 +40,7 @@ install_requires =
     django-solo
     lxml >= 4.7.1
     furl
-    maykin-python3-saml
+    maykin-python3-saml >= 1.16.0
 tests_require =
     django-test-migrations
     freezegun