diff --git a/package-lock.json b/package-lock.json
index 5c43e11..1d9595c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -59,9 +59,9 @@
       }
     },
     "@koa/cors": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@koa/cors/-/cors-3.0.0.tgz",
-      "integrity": "sha512-hDp+cXj6vTYSwHRJfiSpnf5dTMv3FmqNKh1or9BPJk4SHOviHnK9GoL9dT0ypt/E+hlkRkZ9edHylcosW3Ghrw==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@koa/cors/-/cors-5.0.0.tgz",
+      "integrity": "sha512-x/iUDjcS90W69PryLDIMgFyV21YLTnG9zOpPXS7Bkt2b8AsY3zZsIpOLBkYr9fBcF3HbkKaER5hOBZLfpLgYNw==",
       "requires": {
         "vary": "^1.1.2"
       }
@@ -188,6 +188,15 @@
         "@types/node": "*"
       }
     },
+    "@types/koa__cors": {
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/@types/koa__cors/-/koa__cors-2.2.3.tgz",
+      "integrity": "sha512-RfG2EuSc+nv/E+xbDSLW8KCoeri/3AkqwVPuENfF/DctllRoXhooboO//Sw7yFtkLvj7nG7O1H3JcZmoTQz8nQ==",
+      "dev": true,
+      "requires": {
+        "@types/koa": "*"
+      }
+    },
     "@types/koa-bodyparser": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/@types/koa-bodyparser/-/koa-bodyparser-4.3.0.tgz",
@@ -215,15 +224,6 @@
         "@types/koa": "*"
       }
     },
-    "@types/koa__cors": {
-      "version": "2.2.3",
-      "resolved": "https://registry.npmjs.org/@types/koa__cors/-/koa__cors-2.2.3.tgz",
-      "integrity": "sha512-RfG2EuSc+nv/E+xbDSLW8KCoeri/3AkqwVPuENfF/DctllRoXhooboO//Sw7yFtkLvj7nG7O1H3JcZmoTQz8nQ==",
-      "dev": true,
-      "requires": {
-        "@types/koa": "*"
-      }
-    },
     "@types/mime": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/@types/mime/-/mime-2.0.1.tgz",
@@ -1869,24 +1869,24 @@
           "dev": true,
           "optional": true
         },
-        "string-width": {
-          "version": "1.0.2",
+        "string_decoder": {
+          "version": "1.1.1",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
-            "code-point-at": "^1.0.0",
-            "is-fullwidth-code-point": "^1.0.0",
-            "strip-ansi": "^3.0.0"
+            "safe-buffer": "~5.1.0"
           }
         },
-        "string_decoder": {
-          "version": "1.1.1",
+        "string-width": {
+          "version": "1.0.2",
           "bundled": true,
           "dev": true,
           "optional": true,
           "requires": {
-            "safe-buffer": "~5.1.0"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         },
         "strip-ansi": {
@@ -3876,6 +3876,14 @@
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
       "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
     },
+    "string_decoder": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "requires": {
+        "safe-buffer": "~5.1.0"
+      }
+    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -3906,14 +3914,6 @@
         "function-bind": "^1.1.1"
       }
     },
-    "string_decoder": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
-      "requires": {
-        "safe-buffer": "~5.1.0"
-      }
-    },
     "strip-ansi": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
diff --git a/package.json b/package.json
index 9cb4432..b6dc9f5 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "typescript": "^3.6.3"
   },
   "dependencies": {
-    "@koa/cors": "^3.0.0",
+    "@koa/cors": "^5.0.0",
     "@types/supertest": "^2.0.8",
     "dotenv": "^8.1.0",
     "http-status-codes": "^1.3.2",