diff --git a/package.json b/package.json
index fb4f11cc3..7fc76d05f 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
   "dependencies": {
     "@astro-community/astro-embed-youtube": "^0.5.6",
     "@astrojs/check": "^0.9.4",
-    "@astrojs/mdx": "^4.2.1",
+    "@astrojs/mdx": "^4.2.3",
     "@astrojs/react": "^4.2.3",
     "@astrojs/sitemap": "^3.3.0",
     "@astrojs/tailwind": "^5.1.4",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 41ebe60ed..4aef626d7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,8 +15,8 @@ importers:
         specifier: ^0.9.4
         version: 0.9.4(prettier-plugin-astro@0.14.1)(prettier@3.5.3)(typescript@5.8.3)
       '@astrojs/mdx':
-        specifier: ^4.2.1
-        version: 4.2.1(astro@5.5.2(jiti@1.21.7)(rollup@4.39.0)(typescript@5.8.3)(yaml@2.7.0))
+        specifier: ^4.2.3
+        version: 4.2.3(astro@5.5.2(jiti@1.21.7)(rollup@4.39.0)(typescript@5.8.3)(yaml@2.7.0))
       '@astrojs/react':
         specifier: ^4.2.3
         version: 4.2.3(@types/react-dom@19.1.1(@types/react@19.1.0))(@types/react@19.1.0)(jiti@1.21.7)(react-dom@19.1.0(react@19.1.0))(react@19.1.0)(yaml@2.7.0)
@@ -142,8 +142,8 @@ packages:
   '@astrojs/markdown-remark@6.3.1':
     resolution: {integrity: sha512-c5F5gGrkczUaTVgmMW9g1YMJGzOtRvjjhw6IfGuxarM6ct09MpwysP10US729dy07gg8y+ofVifezvP3BNsWZg==}
 
-  '@astrojs/mdx@4.2.1':
-    resolution: {integrity: sha512-huVIR6YNtdJ233swDwj4RWCjhpUtz8wTLybPPZi5tdBFxwahMRYcGtGVEHjyUE9z+Je2LUVgQTzrPgvJi53oOQ==}
+  '@astrojs/mdx@4.2.3':
+    resolution: {integrity: sha512-oteB88udzzZmix5kWWUMeMJfeB2Dj8g7jy9LVNuTzGlBh3mEkGhQr6FsIR43p0JKCN11fl5J7P/Ev4Q0Nf0KQQ==}
     engines: {node: ^18.17.1 || ^20.3.0 || >=22.0.0}
     peerDependencies:
       astro: ^5.0.0
@@ -2231,6 +2231,9 @@ packages:
   remark-rehype@11.1.1:
     resolution: {integrity: sha512-g/osARvjkBXb6Wo0XvAeXQohVta8i84ACbenPpoSsxTOQH/Ae0/RGP4WZgnMH5pMLpsj4FG7OHmcIcXxpza8eQ==}
 
+  remark-rehype@11.1.2:
+    resolution: {integrity: sha512-Dh7l57ianaEoIpzbp0PC9UKAdCSVklD8E5Rpw7ETfbTl3FqcOOgq5q2LVDhgGCkaBv7p24JXikPdvhhmHvKMsw==}
+
   remark-smartypants@3.0.2:
     resolution: {integrity: sha512-ILTWeOriIluwEvPjv67v7Blgrcx+LZOkAUVtKI3putuhlZm84FnqDORNXPPm+HY3NdZOMhyDwZ1E+eZB/Df5dA==}
     engines: {node: '>=16.0.0'}
@@ -2969,7 +2972,7 @@ snapshots:
       rehype-stringify: 10.0.1
       remark-gfm: 4.0.1
       remark-parse: 11.0.0
-      remark-rehype: 11.1.1
+      remark-rehype: 11.1.2
       remark-smartypants: 3.0.2
       shiki: 3.2.1
       smol-toml: 1.3.1
@@ -2981,7 +2984,7 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  '@astrojs/mdx@4.2.1(astro@5.5.2(jiti@1.21.7)(rollup@4.39.0)(typescript@5.8.3)(yaml@2.7.0))':
+  '@astrojs/mdx@4.2.3(astro@5.5.2(jiti@1.21.7)(rollup@4.39.0)(typescript@5.8.3)(yaml@2.7.0))':
     dependencies:
       '@astrojs/markdown-remark': 6.3.1
       '@mdx-js/mdx': 3.1.0(acorn@8.14.1)
@@ -3478,7 +3481,7 @@ snapshots:
       rehype-recma: 1.0.0
       remark-mdx: 3.1.0
       remark-parse: 11.0.0
-      remark-rehype: 11.1.1
+      remark-rehype: 11.1.2
       source-map: 0.7.4
       unified: 11.0.5
       unist-util-position-from-estree: 2.0.0
@@ -5458,6 +5461,14 @@ snapshots:
       unified: 11.0.5
       vfile: 6.0.3
 
+  remark-rehype@11.1.2:
+    dependencies:
+      '@types/hast': 3.0.4
+      '@types/mdast': 4.0.4
+      mdast-util-to-hast: 13.2.0
+      unified: 11.0.5
+      vfile: 6.0.3
+
   remark-smartypants@3.0.2:
     dependencies:
       retext: 9.0.0