diff --git a/pyproject.toml b/pyproject.toml
index b838677..5c46ea3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ dev-mkdocs = [
   "frequenz-repo-config[lib] == 0.17.0",
 ]
 dev-mypy = [
-  "mypy == 2.1.0",
+  "mypy == 2.3.0",
   "types-Markdown == 3.10.2.20260518",
   "types-protobuf == 7.34.1.20260518",
   # For checking the noxfile, docs/ script, and tests
@@ -74,7 +74,7 @@ dev-mypy = [
   "pandas-stubs >= 2, < 4",  # Only required for example
 ]
 dev-noxfile = [
-  "nox == 2026.4.10",
+  "nox == 2026.7.11",
   "frequenz-repo-config[lib] == 0.17.0",
 ]
 dev-pylint = [