diff --git a/demo/package.json b/demo/package.json
index 5bacf7f8..639ec115 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -23,7 +23,7 @@
     "@types/cors": "2.8.12",
     "@types/express": "4.17.13",
     "@types/express-jwt": "6.0.2",
-    "@types/jsonwebtoken": "8.5.4",
+    "@types/jsonwebtoken": "8.5.9",
     "@types/node": "16.6.1",
     "@vue/cli-plugin-babel": "4.5.13",
     "@vue/cli-plugin-pwa": "4.5.13",
diff --git a/demo/yarn.lock b/demo/yarn.lock
index ce627b1d..6dbc5483 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -1086,10 +1086,10 @@
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.9.tgz#97edc9037ea0c38585320b28964dde3b39e4660d"
   integrity sha512-qcUXuemtEu+E5wZSJHNxUXeCZhAfXKQ41D+duX+VYPde7xyEVZci+/oXKJL13tnRs9lR2pr4fod59GT6/X1/yQ==
 
-"@types/jsonwebtoken@8.5.4":
-  version "8.5.4"
-  resolved "https://registry.yarnpkg.com/@types/jsonwebtoken/-/jsonwebtoken-8.5.4.tgz#50ccaf0aa6f5d7b9956e70fe323b76e582991913"
-  integrity sha512-4L8msWK31oXwdtC81RmRBAULd0ShnAHjBuKT9MRQpjP0piNrZdXyTRcKY9/UIfhGeKIT4PvF5amOOUbbT/9Wpg==
+"@types/jsonwebtoken@8.5.9":
+  version "8.5.9"
+  resolved "https://registry.yarnpkg.com/@types/jsonwebtoken/-/jsonwebtoken-8.5.9.tgz#2c064ecb0b3128d837d2764aa0b117b0ff6e4586"
+  integrity sha512-272FMnFGzAVMGtu9tkr29hRL6bZj4Zs1KZNeHLnKqAvp06tAIcarTMwOh8/8bz4FmKRcMxZhZNeUAQsNLoiPhg==
   dependencies:
     "@types/node" "*"