diff --git a/client/package.json b/client/package.json
index 1551d9d..901755f 100644
--- a/client/package.json
+++ b/client/package.json
@@ -15,7 +15,7 @@
     "@monaco-editor/react": "^4.7.0",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
-    "dompurify": "^3.4.1",
+    "dompurify": "^3.4.11",
     "highlight.js": "^11.11.1",
     "katex": "^0.16.45",
     "lucide-react": "^1.11.0",
diff --git a/package-lock.json b/package-lock.json
index ac7ba5e..bc3c55e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -26,7 +26,7 @@
         "@monaco-editor/react": "^4.7.0",
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
-        "dompurify": "^3.4.1",
+        "dompurify": "^3.4.3",
         "highlight.js": "^11.11.1",
         "katex": "^0.16.45",
         "lucide-react": "^1.11.0",
@@ -56,15 +56,6 @@
         "vite-plugin-pwa": "^1.2.0"
       }
     },
-    "client/node_modules/dompurify": {
-      "version": "3.4.10",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.10.tgz",
-      "integrity": "sha512-0xzNv0e7oYC6yyuOGZIABPM4qtg3QxLFniDNPP4ZP90wR8Yq3zgwpRbrNiT4N3IKqDbbYFEJLV+JWEs19aZ//w==",
-      "license": "(MPL-2.0 OR Apache-2.0)",
-      "optionalDependencies": {
-        "@types/trusted-types": "^2.0.7"
-      }
-    },
     "client/node_modules/marked": {
       "version": "17.0.6",
       "license": "MIT",