diff --git a/package-lock.json b/package-lock.json
index c02dfe9..212578b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,7 +6,7 @@
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-        "express": "^4.18.3",
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         "multer": "^1.4.5-lts.1",
         "path": "^0.12.7",
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@@ -663,36 +663,36 @@
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+      "resolved": "https://registry.npmjs.org/express/-/express-4.21.0.tgz",
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-        "body-parser": "1.20.2",
+        "body-parser": "1.20.3",
         "content-disposition": "0.5.4",
         "content-type": "~1.0.4",
         "cookie": "0.6.0",
         "cookie-signature": "1.0.6",
         "debug": "2.6.9",
         "depd": "2.0.0",
-        "encodeurl": "~1.0.2",
+        "encodeurl": "~2.0.0",
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         "etag": "~1.8.1",
-        "finalhandler": "1.2.0",
+        "finalhandler": "1.3.1",
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         "on-finished": "2.4.1",
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-        "send": "0.18.0",
-        "serve-static": "1.15.0",
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@@ -704,12 +704,12 @@
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-        "encodeurl": "~1.0.2",
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@@ -812,9 +812,9 @@
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@@ -880,9 +880,12 @@
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+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
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     "node_modules/methods": {
       "version": "1.1.2",
@@ -980,9 +983,12 @@
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-      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.1.tgz",
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+      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.2.tgz",
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+      "engines": {
+        "node": ">= 0.4"
+      },
       "funding": {
         "url": "https://github.com/sponsors/ljharb"
       }
@@ -1016,9 +1022,9 @@
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+      "version": "0.1.10",
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@@ -1046,11 +1052,11 @@
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-        "side-channel": "^1.0.4"
+        "side-channel": "^1.0.6"
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@@ -1137,9 +1143,9 @@
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-      "resolved": "https://registry.npmjs.org/send/-/send-0.18.0.tgz",
-      "integrity": "sha512-qqWzuOjSFOuqPjFe4NOsMLafToQQwBSOEpS+FwEt3A2V3vKubTquT3vmLTQpFgMXp8AlFWFuP1qKaJZOtPpVXg==",
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+      "resolved": "https://registry.npmjs.org/send/-/send-0.19.0.tgz",
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@@ -1159,36 +1165,44 @@
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+    "node_modules/send/node_modules/encodeurl": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
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+      "engines": {
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+      }
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+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.16.2.tgz",
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-        "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"
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       "dependencies": {
-        "define-data-property": "^1.1.2",
+        "define-data-property": "^1.1.4",
         "es-errors": "^1.3.0",
         "function-bind": "^1.1.2",
-        "get-intrinsic": "^1.2.3",
+        "get-intrinsic": "^1.2.4",
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diff --git a/package.json b/package.json
index 6112e79..f350317 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "adm-zip": "^0.5.10",
-    "express": "^4.18.3",
+    "express": "^4.21.0",
     "fs": "^0.0.1-security",
     "multer": "^1.4.5-lts.1",
     "path": "^0.12.7",