diff --git a/package-lock.json b/package-lock.json
index b163bcc..c299abb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       },
       "devDependencies": {
         "@eslint/js": "^9.39.4",
-        "@types/express": "^4.17.21",
+        "@types/express": "^5.0.6",
         "@types/node": "^26.0.1",
         "@types/supertest": "^7.2.0",
         "eslint": "^10.6.0",
@@ -304,22 +304,21 @@
       "license": "MIT"
     },
     "node_modules/@types/express": {
-      "version": "4.17.25",
-      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.25.tgz",
-      "integrity": "sha512-dVd04UKsfpINUnK0yBoYHDF3xu7xVH4BuDotC/xGuycx4CgbP48X/KF/586bcObxT0HENHXEU8Nqtu6NR+eKhw==",
+      "version": "5.0.6",
+      "resolved": "https://registry.npmjs.org/@types/express/-/express-5.0.6.tgz",
+      "integrity": "sha512-sKYVuV7Sv9fbPIt/442koC7+IIwK5olP1KWeD88e/idgoJqDm3JV/YUiPwkoKK92ylff2MGxSz1CSjsXelx0YA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "@types/body-parser": "*",
-        "@types/express-serve-static-core": "^4.17.33",
-        "@types/qs": "*",
-        "@types/serve-static": "^1"
+        "@types/express-serve-static-core": "^5.0.0",
+        "@types/serve-static": "^2"
       }
     },
     "node_modules/@types/express-serve-static-core": {
-      "version": "4.19.8",
-      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.19.8.tgz",
-      "integrity": "sha512-02S5fmqeoKzVZCHPZid4b8JH2eM5HzQLZWN2FohQEy/0eXTq8VXZfSN6Pcr3F6N9R/vNrj7cpgbhjie6m/1tCA==",
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-5.1.1.tgz",
+      "integrity": "sha512-v4zIMr/cX7/d2BpAEX3KNKL/JrT1s43s96lLvvdTmza1oEvDudCqK9aF/djc/SWgy8Yh0h30TZx5VpzqFCxk5A==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -350,13 +349,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/@types/mime": {
-      "version": "1.3.5",
-      "resolved": "https://registry.npmjs.org/@types/mime/-/mime-1.3.5.tgz",
-      "integrity": "sha512-/pyBZWSLD2n0dcHE3hq8s8ZvcETHtEuF+3E7XVt0Ig2nvsVQXdghHVcEkIWjy9A0wKfTn97a/PSDYohKIlnP/w==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/@types/node": {
       "version": "26.0.1",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.1.tgz",
@@ -392,25 +384,13 @@
       }
     },
     "node_modules/@types/serve-static": {
-      "version": "1.15.10",
-      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.15.10.tgz",
-      "integrity": "sha512-tRs1dB+g8Itk72rlSI2ZrW6vZg0YrLI81iQSTkMmOqnqCaNr/8Ek4VwWcN5vZgCYWbg/JJSGBlUaYGAOP73qBw==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-2.2.0.tgz",
+      "integrity": "sha512-8mam4H1NHLtu7nmtalF7eyBH14QyOASmcxHhSfEoRyr0nP/YdoesEtU+uSRvMe96TW/HPTtkoKqQLl53N7UXMQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "@types/http-errors": "*",
-        "@types/node": "*",
-        "@types/send": "<1"
-      }
-    },
-    "node_modules/@types/serve-static/node_modules/@types/send": {
-      "version": "0.17.6",
-      "resolved": "https://registry.npmjs.org/@types/send/-/send-0.17.6.tgz",
-      "integrity": "sha512-Uqt8rPBE8SY0RK8JB1EzVOIZ32uqy8HwdxCnoCOsYrvnswqmFZ/k+9Ikidlk/ImhsdvBsloHbAlewb2IEBV/Og==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "@types/mime": "^1",
         "@types/node": "*"
       }
     },
diff --git a/package.json b/package.json
index 3dbf8c7..0410661 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
   },
   "devDependencies": {
     "@eslint/js": "^9.39.4",
-    "@types/express": "^4.17.21",
+    "@types/express": "^5.0.6",
     "@types/node": "^26.0.1",
     "@types/supertest": "^7.2.0",
     "eslint": "^10.6.0",