diff --git a/client/package.json b/client/package.json
index 482d6b12..ca620cca 100644
--- a/client/package.json
+++ b/client/package.json
@@ -30,7 +30,7 @@
     "event-source-polyfill": "1.0.31",
     "framer-motion": "8.5.5",
     "highlight.js": "11.10.0",
-    "marked": "4.3.0",
+    "marked": "14.1.2",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-icons": "4.12.0",
@@ -43,7 +43,6 @@
     "@types/debug": "4.1.12",
     "@types/dompurify": "2.4.0",
     "@types/event-source-polyfill": "1.0.5",
-    "@types/marked": "4.3.2",
     "@types/node": "^20.0.0",
     "@types/react": "^18.0.26",
     "@types/react-dom": "^18.0.9",
diff --git a/client/src/features/room/molecules/formatted-message.tsx b/client/src/features/room/molecules/formatted-message.tsx
index 1e835e43..1f7623fb 100644
--- a/client/src/features/room/molecules/formatted-message.tsx
+++ b/client/src/features/room/molecules/formatted-message.tsx
@@ -22,5 +22,5 @@ marked.setOptions({
 })
 
 const formatContent = (content: string) => {
-  return DOMPurify.sanitize(marked.parse(content))
+  return DOMPurify.sanitize(marked.parse(content, { async: false }))
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 13d57e11..a6173a5d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -60,8 +60,8 @@ importers:
         specifier: 11.10.0
         version: 11.10.0
       marked:
-        specifier: 4.3.0
-        version: 4.3.0
+        specifier: 14.1.2
+        version: 14.1.2
       react:
         specifier: ^18.2.0
         version: 18.3.1
@@ -93,9 +93,6 @@ importers:
       '@types/event-source-polyfill':
         specifier: 1.0.5
         version: 1.0.5
-      '@types/marked':
-        specifier: 4.3.2
-        version: 4.3.2
       '@types/node':
         specifier: ^20.0.0
         version: 20.16.5
@@ -2687,9 +2684,6 @@ packages:
   '@types/lodash@4.17.7':
     resolution: {integrity: sha512-8wTvZawATi/lsmNu10/j2hk1KEP0IvjubqPE3cu1Xz7xfXXt5oCq3SNUz4fMIP4XGF9Ky+Ue2tBA3hcS7LSBlA==}
 
-  '@types/marked@4.3.2':
-    resolution: {integrity: sha512-a79Yc3TOk6dGdituy8hmTTJXjOkZ7zsFYV10L337ttq/rec8lRMDBpV7fL3uLx6TgbFCa5DU/h8FmIBQPSbU0w==}
-
   '@types/mdast@4.0.4':
     resolution: {integrity: sha512-kGaNbPh1k7AFzgpud/gMdvIm5xuECykRR+JnWKQno9TAXVa6WIVCGTPvYGekIDL4uwCZQSYbUxNBSb1aUo79oA==}
 
@@ -5375,9 +5369,9 @@ packages:
     resolution: {integrity: sha512-a54IwgWPaeBCAAsv13YgmALOF1elABB08FxO9i+r4VFk5Vl4pKokRPeX8u5TCgSsPi6ec1otfLjdOpVcgbpshg==}
     hasBin: true
 
-  marked@4.3.0:
-    resolution: {integrity: sha512-PRsaiG84bK+AMvxziE/lCFss8juXjNaWzVbN5tXAm4XjeaS9NAHhop+PjQxz2A9h8Q4M/xGmzP8vqNwy6JeK0A==}
-    engines: {node: '>= 12'}
+  marked@14.1.2:
+    resolution: {integrity: sha512-f3r0yqpz31VXiDB/wj9GaOB0a2PRLQl6vJmXiFrniNwjkKdvakqJRULhjFKJpxOchlCRiG5fcacoUZY5Xa6PEQ==}
+    engines: {node: '>= 18'}
     hasBin: true
 
   mdast-util-to-hast@13.2.0:
@@ -10930,8 +10924,6 @@ snapshots:
 
   '@types/lodash@4.17.7': {}
 
-  '@types/marked@4.3.2': {}
-
   '@types/mdast@4.0.4':
     dependencies:
       '@types/unist': 3.0.3
@@ -14387,7 +14379,7 @@ snapshots:
       punycode.js: 2.3.1
       uc.micro: 2.1.0
 
-  marked@4.3.0: {}
+  marked@14.1.2: {}
 
   mdast-util-to-hast@13.2.0:
     dependencies: