diff --git a/pyproject.toml b/pyproject.toml
index 86f759d..ee1d854 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -92,7 +92,7 @@ dev-mypy = [
 ]
 dev-noxfile = ["nox == 2025.5.1", "frequenz-repo-config[lib] == 0.13.5"]
 dev-pylint = [
-  "pylint == 3.3.9",
+  "pylint == 4.0.0",
   # For checking the noxfile, docs/ script, and tests
   "frequenz-client-dispatch[cli,dev-mkdocs,dev-noxfile,dev-pytest]",
   "frequenz-api-dispatch == 1.0.0",