diff --git a/09-mongodb/package-lock.json b/09-mongodb/package-lock.json
index 8b75df9..4393f24 100644
--- a/09-mongodb/package-lock.json
+++ b/09-mongodb/package-lock.json
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-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
+      "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ=="
     },
     "util-deprecate": {
       "version": "1.0.2",
@@ -707,14 +893,14 @@
       "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     },
     "utils-merge": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.0.tgz",
-      "integrity": "sha1-ApT7kiu5N1FTVBxPcJYjHyh8ivg="
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
+      "integrity": "sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA=="
     },
     "vary": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/vary/-/vary-1.0.1.tgz",
-      "integrity": "sha1-meSYFWaihhGN+yuBc1ffeZM3bRA="
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg=="
     },
     "wordwrap": {
       "version": "0.0.3",
diff --git a/09-mongodb/package.json b/09-mongodb/package.json
index 2410265..8dadff4 100644
--- a/09-mongodb/package.json
+++ b/09-mongodb/package.json
@@ -6,10 +6,10 @@
     "start": "node ./bin/www"
   },
   "dependencies": {
-    "body-parser": "~1.13.2",
+    "body-parser": "~1.20.1",
     "cookie-parser": "~1.3.5",
     "debug": "~2.2.0",
-    "express": "~4.13.1",
+    "express": "~4.18.2",
     "express-handlebars": "^3.0.0",
     "mongodb": "^2.1.11",
     "morgan": "~1.6.1",