diff --git a/pyproject.toml b/pyproject.toml
index 6bd7832..077611b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ test = [
     "coverage-badge",
     "pytest",
     "pytest-cov",
-    "setuptools<82.0.0",
+    "setuptools<83.0.0",
 ]
 docs = [
     "furo>=2025.12.19",
diff --git a/uv.lock b/uv.lock
index f8fc244..e476b83 100644
--- a/uv.lock
+++ b/uv.lock
@@ -5605,7 +5605,7 @@ requires-dist = [
     { name = "requests", specifier = ">=2.32.5" },
     { name = "rsmetacheck", specifier = ">=0.2.1" },
     { name = "ruff", marker = "extra == 'dev'", specifier = ">=0.14.13" },
-    { name = "setuptools", marker = "extra == 'test'", specifier = "<82.0.0" },
+    { name = "setuptools", marker = "extra == 'test'", specifier = "<83.0.0" },
     { name = "setuptools", extras = ["test"], specifier = "<82.0.0" },
     { name = "sphinx", marker = "extra == 'docs'" },
     { name = "sphinxcontrib-mermaid", marker = "extra == 'docs'", specifier = ">=1.0.0" },