diff --git a/.mise.toml b/.mise.toml
index 2985eab..c3ebe78 100644
--- a/.mise.toml
+++ b/.mise.toml
@@ -4,8 +4,10 @@ min_version = "2026.4.8"
 actionlint = "1.7.12"
 "aqua:suzuki-shunsuke/ghalint" = "1.5.5"
 hadolint = "2.14.0"
+node = "24.14.1"
 "aqua:suzuki-shunsuke/pinact" = "3.9.0"
 python = "3.14.4"
+"npm:renovate" = "43.122.0"
 ruff = "0.15.10"
 "aqua:astral-sh/ty" = "0.0.29"
 uv = "0.11.6"
diff --git a/validate.sh b/validate.sh
index 6d4d928..26d973c 100755
--- a/validate.sh
+++ b/validate.sh
@@ -28,5 +28,8 @@ zizmor --fix .github/workflows/
 actionlint
 ghalint run
 
+# Renovate
+renovate-config-validator
+
 # Check for uncommitted changes
 git diff --exit-code