diff --git a/package.json b/package.json
index 8189b4c..f9870c2 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "@types/express": "^4.17.6",
     "@types/helmet": "^0.0.47",
     "@types/jsonwebtoken": "^7.2.8",
-    "@types/mocha": "^5.2.5",
+    "@types/mocha": "^9.0.0",
     "@types/power-assert": "^1.5.3",
     "@types/sequelize": "^4.28.9",
     "@types/supertest": "^2.0.10",
diff --git a/yarn.lock b/yarn.lock
index a4096bf..7a7640f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -103,9 +103,9 @@
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/@types/mime/-/mime-2.0.0.tgz#5a7306e367c539b9f6543499de8dd519fac37a8b"
 
-"@types/mocha@^5.2.5":
-  version "5.2.5"
-  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.2.5.tgz#8a4accfc403c124a0bafe8a9fc61a05ec1032073"
+"@types/mocha@^9.0.0":
+  version "9.0.0"
+  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-9.0.0.tgz#3205bcd15ada9bc681ac20bef64e9e6df88fd297"
 
 "@types/node@*":
   version "10.7.1"