diff --git a/package-lock.json b/package-lock.json
index cd26851..417c80a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
         "@fastify/session": "^11.0.0",
         "@types/node": "^22.0.0",
         "c8": "^10.0.0",
-        "fast-jwt": "^5.0.0",
+        "fast-jwt": "^6.0.0",
         "snazzy": "^9.0.0",
         "standard": "^17.0.0",
         "tap": "^16.3.3",
@@ -529,6 +529,21 @@
         "steed": "^1.1.3"
       }
     },
+    "node_modules/@fastify/jwt/node_modules/fast-jwt": {
+      "version": "5.0.6",
+      "resolved": "https://registry.npmjs.org/fast-jwt/-/fast-jwt-5.0.6.tgz",
+      "integrity": "sha512-LPE7OCGUl11q3ZgW681cEU2d0d2JZ37hhJAmetCgNyW8waVaJVZXhyFF6U2so1Iim58Yc7pfxJe2P7MNetQH2g==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "@lukeed/ms": "^2.0.2",
+        "asn1.js": "^5.4.1",
+        "ecdsa-sig-formatter": "^1.0.11",
+        "mnemonist": "^0.40.0"
+      },
+      "engines": {
+        "node": ">=20"
+      }
+    },
     "node_modules/@fastify/merge-json-schemas": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/@fastify/merge-json-schemas/-/merge-json-schemas-0.2.1.tgz",
@@ -3111,9 +3126,10 @@
       }
     },
     "node_modules/fast-jwt": {
-      "version": "5.0.6",
-      "resolved": "https://registry.npmjs.org/fast-jwt/-/fast-jwt-5.0.6.tgz",
-      "integrity": "sha512-LPE7OCGUl11q3ZgW681cEU2d0d2JZ37hhJAmetCgNyW8waVaJVZXhyFF6U2so1Iim58Yc7pfxJe2P7MNetQH2g==",
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/fast-jwt/-/fast-jwt-6.0.0.tgz",
+      "integrity": "sha512-rBpWelo6Hqk+Siuu51Qt1P40GO7x/2BI20L7qSQqaRKcL0TiyNl07Rygbm+szXHbV9M4DSZErhdWLZUT+9q1rw==",
+      "dev": true,
       "license": "Apache-2.0",
       "dependencies": {
         "@lukeed/ms": "^2.0.2",
diff --git a/package.json b/package.json
index f82b1e6..3e3c63c 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "@fastify/session": "^11.0.0",
     "@types/node": "^22.0.0",
     "c8": "^10.0.0",
-    "fast-jwt": "^5.0.0",
+    "fast-jwt": "^6.0.0",
     "snazzy": "^9.0.0",
     "standard": "^17.0.0",
     "tap": "^16.3.3",