diff --git a/package-lock.json b/package-lock.json
index 5502884..f843cde 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "elasticlunr": "^0.9.5",
         "eleventy-plugin-toc": "^1.1.5",
         "html-entities": "^2.6.0",
-        "js-yaml": "^4.2.0",
+        "js-yaml": "^5.0.0",
         "markdown-it-anchor": "^9.2.0",
         "markdown-it-attrs": "^5.0.0",
         "markdown-it-github-alerts": "~0.3.2",
@@ -210,6 +210,28 @@
         "url": "https://github.com/fb55/entities?sponsor=1"
       }
     },
+    "node_modules/@11ty/eleventy/node_modules/js-yaml": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
+      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/puzrin"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/nodeca"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "argparse": "^2.0.1"
+      },
+      "bin": {
+        "js-yaml": "bin/js-yaml.js"
+      }
+    },
     "node_modules/@11ty/eleventy/node_modules/picomatch": {
       "version": "4.0.4",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-4.0.4.tgz",
@@ -1341,9 +1363,9 @@
       }
     },
     "node_modules/js-yaml": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
-      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-5.0.0.tgz",
+      "integrity": "sha512-GSvaPUbk1U+FMZ7rJzF+F8e5YVtu7KnD40et/5rBXXRBv2jCO9L3qCewvIDDdudC0QycTFlf6EAA+h3kxBsuUw==",
       "funding": [
         {
           "type": "github",
@@ -1359,7 +1381,7 @@
         "argparse": "^2.0.1"
       },
       "bin": {
-        "js-yaml": "bin/js-yaml.js"
+        "js-yaml": "bin/js-yaml.mjs"
       }
     },
     "node_modules/junk": {
diff --git a/package.json b/package.json
index 76dd572..881758e 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "elasticlunr": "^0.9.5",
     "eleventy-plugin-toc": "^1.1.5",
     "html-entities": "^2.6.0",
-    "js-yaml": "^4.2.0",
+    "js-yaml": "^5.0.0",
     "markdown-it-anchor": "^9.2.0",
     "markdown-it-attrs": "^5.0.0",
     "markdown-it-github-alerts": "~0.3.2",