diff --git a/package.json b/package.json
index 8071191..3900c05 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "axios": "^1.7.7",
     "dotenv": "^16.4.5",
     "ejs": "^3.1.10",
-    "express": "^4.20.0",
+    "express": "^4.21.0",
     "express-validator": "^7.2.0",
     "jsonwebtoken": "^9.0.2",
     "ws": "^8.18.0"
diff --git a/yarn.lock b/yarn.lock
index 9a1a06f..858d68e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -385,10 +385,10 @@ express-validator@^7.2.0:
     lodash "^4.17.21"
     validator "~13.12.0"
 
-express@^4.20.0:
-  version "4.20.0"
-  resolved "https://registry.yarnpkg.com/express/-/express-4.20.0.tgz#f1d08e591fcec770c07be4767af8eb9bcfd67c48"
-  integrity sha512-pLdae7I6QqShF5PnNTCVn4hI91Dx0Grkn2+IAsMTgMIKuQVte2dN9PeGSSAME2FR8anOhVA62QDIUaWVfEXVLw==
+express@^4.21.0:
+  version "4.21.0"
+  resolved "https://registry.yarnpkg.com/express/-/express-4.21.0.tgz#d57cb706d49623d4ac27833f1cbc466b668eb915"
+  integrity sha512-VqcNGcj/Id5ZT1LZ/cfihi3ttTn+NJmkli2eZADigjq29qTlWi/hAQ43t/VLPq8+UX06FCEx3ByOYet6ZFblng==
   dependencies:
     accepts "~1.3.8"
     array-flatten "1.1.1"
@@ -402,7 +402,7 @@ express@^4.20.0:
     encodeurl "~2.0.0"
     escape-html "~1.0.3"
     etag "~1.8.1"
-    finalhandler "1.2.0"
+    finalhandler "1.3.1"
     fresh "0.5.2"
     http-errors "2.0.0"
     merge-descriptors "1.0.3"
@@ -411,11 +411,11 @@ express@^4.20.0:
     parseurl "~1.3.3"
     path-to-regexp "0.1.10"
     proxy-addr "~2.0.7"
-    qs "6.11.0"
+    qs "6.13.0"
     range-parser "~1.2.1"
     safe-buffer "5.2.1"
     send "0.19.0"
-    serve-static "1.16.0"
+    serve-static "1.16.2"
     setprototypeof "1.2.0"
     statuses "2.0.1"
     type-is "~1.6.18"
@@ -441,13 +441,13 @@ fill-range@^7.0.1:
   dependencies:
     to-regex-range "^5.0.1"
 
-finalhandler@1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.2.0.tgz#7d23fe5731b207b4640e4fcd00aec1f9207a7b32"
-  integrity sha512-5uXcUVftlQMFnWC9qu/svkWv3GTd2PfUhK/3PLkYNAe7FbqJMt3515HaxE6eRL74GdsriiwujiawdaB1BpEISg==
+finalhandler@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.3.1.tgz#0c575f1d1d324ddd1da35ad7ece3df7d19088019"
+  integrity sha512-6BN9trH7bp3qvnrRyzsBz+g3lZxTNZTbVO2EV1CS0WIcDbawYVdYvGflME/9QP0h0pYlCDBCTjYa9nZzMDpyxQ==
   dependencies:
     debug "2.6.9"
-    encodeurl "~1.0.2"
+    encodeurl "~2.0.0"
     escape-html "~1.0.3"
     on-finished "2.4.1"
     parseurl "~1.3.3"
@@ -988,13 +988,6 @@ pstree.remy@^1.1.8:
   resolved "https://registry.yarnpkg.com/pstree.remy/-/pstree.remy-1.1.8.tgz#c242224f4a67c21f686839bbdb4ac282b8373d3a"
   integrity sha512-77DZwxQmxKnu3aR542U+X8FypNzbfJ+C5XQDk3uWjWxn6151aIMGthWYRXTqT1E5oJvg+ljaa2OJi+VfvCOQ8w==
 
-qs@6.11.0:
-  version "6.11.0"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.11.0.tgz#fd0d963446f7a65e1367e01abd85429453f0c37a"
-  integrity sha512-MvjoMCJwEarSbUYk5O+nmoSzSutSsTwF85zcHPQ9OrlFoZOYIjaqBAJIqIXjptyD5vThxGq52Xu/MaJzRkIk4Q==
-  dependencies:
-    side-channel "^1.0.4"
-
 qs@6.13.0:
   version "6.13.0"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.13.0.tgz#6ca3bd58439f7e245655798997787b0d88a51906"
@@ -1060,25 +1053,6 @@ semver@^7.3.8, semver@^7.5.3, semver@^7.5.4:
   dependencies:
     lru-cache "^6.0.0"
 
-send@0.18.0:
-  version "0.18.0"
-  resolved "https://registry.yarnpkg.com/send/-/send-0.18.0.tgz#670167cc654b05f5aa4a767f9113bb371bc706be"
-  integrity sha512-qqWzuOjSFOuqPjFe4NOsMLafToQQwBSOEpS+FwEt3A2V3vKubTquT3vmLTQpFgMXp8AlFWFuP1qKaJZOtPpVXg==
-  dependencies:
-    debug "2.6.9"
-    depd "2.0.0"
-    destroy "1.2.0"
-    encodeurl "~1.0.2"
-    escape-html "~1.0.3"
-    etag "~1.8.1"
-    fresh "0.5.2"
-    http-errors "2.0.0"
-    mime "1.6.0"
-    ms "2.1.3"
-    on-finished "2.4.1"
-    range-parser "~1.2.1"
-    statuses "2.0.1"
-
 send@0.19.0:
   version "0.19.0"
   resolved "https://registry.yarnpkg.com/send/-/send-0.19.0.tgz#bbc5a388c8ea6c048967049dbeac0e4a3f09d7f8"
@@ -1105,15 +1079,15 @@ serialize-javascript@^6.0.2:
   dependencies:
     randombytes "^2.1.0"
 
-serve-static@1.16.0:
-  version "1.16.0"
-  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.16.0.tgz#2bf4ed49f8af311b519c46f272bf6ac3baf38a92"
-  integrity sha512-pDLK8zwl2eKaYrs8mrPZBJua4hMplRWJ1tIFksVC3FtBEBnl8dxgeHtsaMS8DhS9i4fLObaon6ABoc4/hQGdPA==
+serve-static@1.16.2:
+  version "1.16.2"
+  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.16.2.tgz#b6a5343da47f6bdd2673848bf45754941e803296"
+  integrity sha512-VqpjJZKadQB/PEbEwvFdO43Ax5dFBZ2UECszz8bQ7pi7wt//PWe1P6MN7eCnjsatYtBT6EuiClbjSWP2WrIoTw==
   dependencies:
-    encodeurl "~1.0.2"
+    encodeurl "~2.0.0"
     escape-html "~1.0.3"
     parseurl "~1.3.3"
-    send "0.18.0"
+    send "0.19.0"
 
 set-function-length@^1.2.1:
   version "1.2.1"