diff --git a/requirements-dev.txt b/requirements-dev.txt
index cc41469c..b608ae1f 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,7 +5,7 @@ wheel
 # We can't rely on just picking this up from either the base (not venv),
 # or venv-init-time version.  Specify here so that dependabot will prod us
 # about new versions.
-setuptools==65.7.0
+setuptools==66.0.0
 
 # Static analysis tools
 flake8==6.0.0