diff --git a/pyproject.toml b/pyproject.toml
index b46d08c..529a965 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ requires-python = ">=3.12"
 dependencies = [
     "docutils==0.16",
     "readthedocs-sphinx-search==0.1.0",
-    "setuptools<75",
+    "setuptools<84",
     "sphinx==3.5.3",
     "jinja2<3.1",
     "sphinxcontrib-applehelp==1.0.2",