diff --git a/package-lock.json b/package-lock.json
index fc3818c..c34936d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,19 +5,36 @@
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@@ -45,12 +62,12 @@
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@@ -89,7 +106,7 @@
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@@ -101,33 +118,33 @@
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@@ -141,17 +158,92 @@
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@@ -170,15 +262,15 @@
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@@ -367,32 +459,63 @@
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+        },
+        "setprototypeof": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
+          "integrity": "sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==",
+          "dev": true
+        },
+        "toidentifier": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
+          "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==",
           "dev": true
         }
       }
     },
     "serve-static": {
-      "version": "1.14.1",
-      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
-      "integrity": "sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==",
+      "version": "1.14.2",
+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.2.tgz",
+      "integrity": "sha512-+TMNA9AFxUEGuC0z2mevogSnn9MXKb4fa7ngeRMJaaGv8vTwnIEkKi+QGvPt33HSnf8pRS+WGM0EbMtCJLKMBQ==",
       "dev": true,
       "requires": {
         "encodeurl": "~1.0.2",
         "escape-html": "~1.0.3",
         "parseurl": "~1.3.3",
-        "send": "0.17.1"
+        "send": "0.17.2"
       }
     },
     "setprototypeof": {
@@ -432,13 +555,13 @@
     "utils-merge": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
-      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=",
+      "integrity": "sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==",
       "dev": true
     },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=",
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==",
       "dev": true
     }
   }
diff --git a/package.json b/package.json
index 479304c..34f5271 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "license": "ISC",
   "devDependencies": {
     "body-parser": "^1.19.0",
-    "express": "^4.17.1",
+    "express": "^4.17.3",
     "json2yaml": "^1.1.0",
     "node-fetch": "^2.6.0"
   }