diff --git a/package.json b/package.json
index e75d017..1653c34 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   "devDependencies": {
     "@types/socket.io": "2.1.4",
     "@types/debug": "4.1.5",
-    "@types/express": "4.17.6",
+    "@types/express": "4.17.11",
     "@types/node": "14.14.12",
     "typescript": "3.9.5"
   },
diff --git a/yarn.lock b/yarn.lock
index 489ccf7..40a0491 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -43,21 +43,22 @@
   resolved "https://registry.yarnpkg.com/@types/debug/-/debug-4.1.5.tgz#b14efa8852b7768d898906613c23f688713e02cd"
   integrity sha512-Q1y515GcOdTHgagaVFhHnIFQ38ygs/kmxdNpvpou+raI9UO3YZcHDngBSYKQklcKlvA7iuQlmIKbzvmxcOE9CQ==
 
-"@types/express-serve-static-core@*":
-  version "4.17.2"
-  resolved "https://registry.yarnpkg.com/@types/express-serve-static-core/-/express-serve-static-core-4.17.2.tgz#f6f41fa35d42e79dbf6610eccbb2637e6008a0cf"
-  integrity sha512-El9yMpctM6tORDAiBwZVLMcxoTMcqqRO9dVyYcn7ycLWbvR8klrDn8CAOwRfZujZtWD7yS/mshTdz43jMOejbg==
+"@types/express-serve-static-core@*", "@types/express-serve-static-core@^4.17.18":
+  version "4.17.18"
+  resolved "https://registry.yarnpkg.com/@types/express-serve-static-core/-/express-serve-static-core-4.17.18.tgz#8371e260f40e0e1ca0c116a9afcd9426fa094c40"
+  integrity sha512-m4JTwx5RUBNZvky/JJ8swEJPKFd8si08pPF2PfizYjGZOKr/svUWPcoUmLow6MmPzhasphB7gSTINY67xn3JNA==
   dependencies:
     "@types/node" "*"
+    "@types/qs" "*"
     "@types/range-parser" "*"
 
-"@types/express@4.17.6":
-  version "4.17.6"
-  resolved "https://registry.yarnpkg.com/@types/express/-/express-4.17.6.tgz#6bce49e49570507b86ea1b07b806f04697fac45e"
-  integrity sha512-n/mr9tZI83kd4azlPG5y997C/M4DNABK9yErhFM6hKdym4kkmd9j0vtsJyjFIwfRBxtrxZtAfGZCNRIBMFLK5w==
+"@types/express@4.17.11":
+  version "4.17.11"
+  resolved "https://registry.yarnpkg.com/@types/express/-/express-4.17.11.tgz#debe3caa6f8e5fcda96b47bd54e2f40c4ee59545"
+  integrity sha512-no+R6rW60JEc59977wIxreQVsIEOAYwgCqldrA/vkpCnbD7MqTefO97lmoBe4WE0F156bC4uLSP1XHDOySnChg==
   dependencies:
     "@types/body-parser" "*"
-    "@types/express-serve-static-core" "*"
+    "@types/express-serve-static-core" "^4.17.18"
     "@types/qs" "*"
     "@types/serve-static" "*"