diff --git a/package.json b/package.json
index 75fb04ca..0e7cae20 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "@testing-library/cypress": "^8.0.0",
-    "@types/node": "^16.3.1",
+    "@types/node": "^20.9.0",
     "@types/react": "^17.0.14",
     "@types/react-dom": "^17.0.9",
     "@typescript-eslint/eslint-plugin": "^5.0.0",
diff --git a/packages/gatsby-starter-jamfire-conference/package.json b/packages/gatsby-starter-jamfire-conference/package.json
index ab348ce6..6de925a8 100644
--- a/packages/gatsby-starter-jamfire-conference/package.json
+++ b/packages/gatsby-starter-jamfire-conference/package.json
@@ -20,7 +20,7 @@
     "url": "https://github.com/jamfire/jamfire/issues"
   },
   "dependencies": {
-    "@types/node": "^16.3.1",
+    "@types/node": "^20.9.0",
     "gatsby": "^4.0.0",
     "gatsby-theme-jamfire-conference": "^4.0.11",
     "react": "^17.0.2",
diff --git a/yarn.lock b/yarn.lock
index f171ff5f..0dc654f5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4117,10 +4117,12 @@
     "@types/node" "*"
     form-data "^3.0.0"
 
-"@types/node@*", "@types/node@>=10.0.0", "@types/node@>=12.12.47", "@types/node@>=13.7.0", "@types/node@>=6", "@types/node@^16.3.1":
-  version "16.11.7"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-16.11.7.tgz#36820945061326978c42a01e56b61cd223dfdc42"
-  integrity sha512-QB5D2sqfSjCmTuWcBWyJ+/44bcjO7VbjSbOE0ucoVbAsSNQc4Lt6QkgkVXkTDwkL4z/beecZNDvVX15D4P8Jbw==
+"@types/node@*", "@types/node@>=10.0.0", "@types/node@>=12.12.47", "@types/node@>=13.7.0", "@types/node@>=6", "@types/node@^20.9.0":
+  version "20.9.0"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.9.0.tgz#bfcdc230583aeb891cf51e73cfdaacdd8deae298"
+  integrity sha512-nekiGu2NDb1BcVofVcEKMIwzlx4NjHlcjhoxxKBNLtz15Y1z7MYf549DFvkHSId02Ax6kGwWntIBPC3l/JZcmw==
+  dependencies:
+    undici-types "~5.26.4"
 
 "@types/node@^14.14.31":
   version "14.17.33"
@@ -20475,6 +20477,11 @@ underscore.string@^3.3.5:
     sprintf-js "^1.0.3"
     util-deprecate "^1.0.2"
 
+undici-types@~5.26.4:
+  version "5.26.5"
+  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
+  integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
+
 undici@^4.9.3:
   version "4.9.5"
   resolved "https://registry.yarnpkg.com/undici/-/undici-4.9.5.tgz#6531b6b2587c2c42d77c0dded83d058a328775f8"