diff --git a/package.json b/package.json
index 2a51c2e98..ddccafe6c 100644
--- a/package.json
+++ b/package.json
@@ -43,11 +43,15 @@
   },
   "devDependencies": {
     "cpy-cli": "^5.0.0",
-    "hugo-extended": "0.130.0",
+    "hugo-extended": "0.131.0",
     "markdown-link-check": "^3.12.2",
     "mkdirp": "^3.0.1",
     "prettier": "^3.3.3"
   },
+  "optionalDependencies": {
+    "netlify-cli": "^17.33.5",
+    "npm-check-updates": "^17.0.3"
+  },
   "engines": {
     "node": ">=20"
   }
diff --git a/userguide/package.json b/userguide/package.json
index 8126f0a20..553772b2f 100644
--- a/userguide/package.json
+++ b/userguide/package.json
@@ -27,7 +27,7 @@
     "update:pkgs": "npx npm-check-updates -u"
   },
   "devDependencies": {
-    "autoprefixer": "^10.4.19",
+    "autoprefixer": "^10.4.20",
     "postcss-cli": "^11.0.0"
   }
 }