diff --git a/requirements.txt b/requirements.txt
index d51fb20..28be366 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-setuptools==40.4.3
+setuptools==65.5.1
 zc.buildout==2.12.2
 Sphinx==1.6.3