diff --git a/pyproject.toml b/pyproject.toml
index 5989eda..3c2849c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -61,7 +61,7 @@ dev-mkdocs = [
   "frequenz-repo-config[lib] == 0.17.0",
 ]
 dev-mypy = [
-  "mypy == 1.20.2",
+  "mypy == 2.1.0",
   "types-Markdown == 3.10.2.20260408",
   # For checking the noxfile, docs/ script, and tests
   "frequenz-resampling[dev-mkdocs,dev-noxfile,dev-pytest]",