diff --git a/.eleventy.js b/.eleventy.js
index eb21532..16841f2 100644
--- a/.eleventy.js
+++ b/.eleventy.js
@@ -70,9 +70,13 @@ module.exports = function(eleventyConfig) {
     breaks: true,
     linkify: true
   }).use(markdownItAnchor, {
-    permalink: true,
-    permalinkClass: "direct-link",
-    permalinkSymbol: "#"
+    permalink: markdownItAnchor.permalink.ariaHidden({
+      placement: "after",
+      class: "direct-link",
+      symbol: "#",
+      level: [1,2,3,4],
+    }),
+    slugify: eleventyConfig.getFilter("slug")
   });
   eleventyConfig.setLibrary("md", markdownLibrary);
 
diff --git a/package.json b/package.json
index d4b3df8..37c8dfb 100644
--- a/package.json
+++ b/package.json
@@ -25,11 +25,11 @@
   "homepage": "https://github.com/11ty/eleventy-base-blog#readme",
   "devDependencies": {
     "@11ty/eleventy": "^0.12.1",
-    "@11ty/eleventy-navigation": "^0.1.6",
+    "@11ty/eleventy-navigation": "^0.3.2",
     "@11ty/eleventy-plugin-rss": "^1.1.1",
-    "@11ty/eleventy-plugin-syntaxhighlight": "^3.1.0",
-    "luxon": "^1.26.0",
-    "markdown-it": "^12.0.4",
-    "markdown-it-anchor": "^7.1.0"
+    "@11ty/eleventy-plugin-syntaxhighlight": "^3.1.2",
+    "luxon": "^2.0.1",
+    "markdown-it": "^12.1.0",
+    "markdown-it-anchor": "^8.1.2"
   }
 }