diff --git a/Pipfile b/Pipfile
index 7529daa..06e220f 100644
--- a/Pipfile
+++ b/Pipfile
@@ -52,6 +52,8 @@ vistir = ">=0.6.1, <0.7.0" # https://github.com/Madoshakalaka/pipenv-setup/issue
 plette = "<1.0.0" # https://github.com/Madoshakalaka/pipenv-setup/issues/138
 # pipenv-setup is needed for updating setup.py with the dependencies for anyone installing this package
 pipenv-setup = ">=3.2.0"
+# setuptools >= 81 has a breaking change that causes pipenv-setup to fail, so we need to pin it to a version <= 80.9.0
+setuptools = ">=60.9.3, <=80.9.0"
 
 [requires]
 python_version = "3.12"