diff --git a/pyproject.toml b/pyproject.toml
index 9b9fd2f..6524a34 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools==83.0.0"]
+requires = ["setuptools==84.1.0"]
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -29,7 +29,7 @@ dev = [
     "pytest==9.1.1",
     "pytest-cov==7.1.0",
     "ruff==0.16.1",
-    "setuptools==83.0.0",
+    "setuptools==84.1.0",
 ]
 
 [tool.setuptools.packages.find]