diff --git a/package-lock.json b/package-lock.json
index 5287018..a2f9fe0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
                 "@typescript/server-harness": "^0.3.5",
                 "@typescript/server-replay": "^0.3.0",
                 "glob": "^10.5.0",
-                "js-yaml": "^4.1.1",
+                "js-yaml": "^4.3.0",
                 "json5": "^2.2.3",
                 "markdown-escape": "^2.0.0",
                 "random-seed": "^0.3.0",
@@ -3348,9 +3348,19 @@
             "dev": true
         },
         "node_modules/js-yaml": {
-            "version": "4.1.1",
-            "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
-            "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+            "version": "4.3.0",
+            "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.3.0.tgz",
+            "integrity": "sha512-1td788aAnnZ5qs7V2QIRl1owjtYpbKt749Y3xauqQgwIIGF/xXWz1wMTEBx5O3LK3lXLVuqXPdPxj2BoFHaW9Q==",
+            "funding": [
+                {
+                    "type": "github",
+                    "url": "https://github.com/sponsors/puzrin"
+                },
+                {
+                    "type": "github",
+                    "url": "https://github.com/sponsors/nodeca"
+                }
+            ],
             "dependencies": {
                 "argparse": "^2.0.1"
             },
@@ -7252,9 +7262,9 @@
             "dev": true
         },
         "js-yaml": {
-            "version": "4.1.1",
-            "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
-            "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+            "version": "4.3.0",
+            "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.3.0.tgz",
+            "integrity": "sha512-1td788aAnnZ5qs7V2QIRl1owjtYpbKt749Y3xauqQgwIIGF/xXWz1wMTEBx5O3LK3lXLVuqXPdPxj2BoFHaW9Q==",
             "requires": {
                 "argparse": "^2.0.1"
             }
diff --git a/package.json b/package.json
index f653548..eea80d6 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
         "@typescript/server-harness": "^0.3.5",
         "@typescript/server-replay": "^0.3.0",
         "glob": "^10.5.0",
-        "js-yaml": "^4.1.1",
+        "js-yaml": "^4.3.0",
         "json5": "^2.2.3",
         "markdown-escape": "^2.0.0",
         "random-seed": "^0.3.0",