diff --git a/tox.ini b/tox.ini
index 0edbc014fc..495aae31f0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -17,8 +17,8 @@ envlist =
 [testenv]
 skip_install = true
 deps =
-    setuptools < 69
-    zc.buildout >= 3.0.1
+    setuptools < 74
+    zc.buildout >= 3.1
     wheel > 0.37
     cffi >= 1.17.0rc1
     # The universal2 environment is for Python on macOS built with