diff --git a/package.json b/package.json
index 4071a94..459fd4f 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "@fontsource/lexend": "4.5.15",
     "@tailwindcss/typography": "0.5.13",
     "astro": "2.10.15",
-    "mdast-util-to-string": "3.2.0",
+    "mdast-util-to-string": "4.0.0",
     "react": "18.3.1",
     "react-dom": "18.3.1",
     "reading-time": "1.5.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b83fc61..70da0a5 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -33,8 +33,8 @@ dependencies:
     specifier: 2.10.15
     version: 2.10.15
   mdast-util-to-string:
-    specifier: 3.2.0
-    version: 3.2.0
+    specifier: 4.0.0
+    version: 4.0.0
   react:
     specifier: 18.3.1
     version: 18.3.1
@@ -1078,6 +1078,12 @@ packages:
       '@types/unist': 2.0.6
     dev: false
 
+  /@types/mdast@4.0.3:
+    resolution: {integrity: sha512-LsjtqsyF+d2/yFOYaN22dHZI1Cpwkrj+g06G8+qtUKlhovPW89YhqSnfKtMbkgmEtYpH2gydRNULd6y8mciAFg==}
+    dependencies:
+      '@types/unist': 2.0.6
+    dev: false
+
   /@types/mdx@2.0.5:
     resolution: {integrity: sha512-76CqzuD6Q7LC+AtbPqrvD9AqsN0k8bsYo2bM2J8pmNldP1aIPAbzUQ7QbobyXL4eLr1wK5x8FZFe8eF/ubRuBg==}
     dev: false
@@ -2739,6 +2745,12 @@ packages:
       '@types/mdast': 3.0.11
     dev: false
 
+  /mdast-util-to-string@4.0.0:
+    resolution: {integrity: sha512-0H44vDimn51F0YwvxSJSm0eCDOJTRlmN0R1yBh4HLj9wiV1Dn0QoXGbvFAWj2hSItVTlCmBF1hqKlIyUBVFLPg==}
+    dependencies:
+      '@types/mdast': 4.0.3
+    dev: false
+
   /merge-stream@2.0.0:
     resolution: {integrity: sha512-abv/qOcuPfk3URPfDzmZU1LKmuw8kT+0nIHvKrKgFrwifol/doWcdA4ZqsWQ8ENrFKkd67Mfpo/LovbIUsbt3w==}
     dev: false