diff --git a/package-lock.json b/package-lock.json
index 3eee9cc..05abf8c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "Apache-2.0",
       "dependencies": {
         "fastify": "5.11.0",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^5.2.3",
         "pino": "^8.19.0",
         "zod": "4.4.3"
       },
@@ -3924,9 +3924,9 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.3.1.tgz",
-      "integrity": "sha512-CY6crGq313MX8GkwvB7tzgp99vjQxY1++5y10/BKN/GUfHqWaOGQMNZkBvqSzsZKWk/ijwHlWzzkLulsGHhjWQ==",
+      "version": "5.2.3",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-5.2.3.tgz",
+      "integrity": "sha512-n+mUVyUX5bVv7G/G2zyIHOhdxfuU1dY2NOFzTQUWiMUbFss8b57NFlgCCaggU78wSw5KVS9cllzeLyzyR+n5nw==",
       "funding": [
         {
           "type": "github",
@@ -3942,7 +3942,7 @@
         "argparse": "^2.0.1"
       },
       "bin": {
-        "js-yaml": "bin/js-yaml.js"
+        "js-yaml": "bin/js-yaml.mjs"
       }
     },
     "node_modules/jsesc": {
diff --git a/package.json b/package.json
index 04b19f0..fe948cf 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "fastify": "5.11.0",
-    "js-yaml": "^4.1.0",
+    "js-yaml": "^5.2.3",
     "pino": "^8.19.0",
     "zod": "4.4.3"
   },