diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 452b5407..d51ed851 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, ubuntu-latest, windows-latest]
-        node: ['16', '18', '19', '20']
+        node: ['18', '19', '20', '21']
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
diff --git a/package-lock.json b/package-lock.json
index 28500759..f58e09f6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
         "gunzip-maybe": "^1.4.2",
         "p-retry": "^6.1.0",
         "tar-fs": "^3.0.3",
-        "undici": "^5.20.0",
+        "undici": "^6.0.1",
         "unzip-stream": "^0.3.1",
         "yargs": "^17.7.1"
       },
@@ -8988,14 +8988,14 @@
       }
     },
     "node_modules/undici": {
-      "version": "5.28.2",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.2.tgz",
-      "integrity": "sha512-wh1pHJHnUeQV5Xa8/kyQhO7WFa8M34l026L5P/+2TYiakvGy5Rdc8jWZVyG7ieht/0WgJLEd3kcU5gKx+6GC8w==",
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.0.1.tgz",
+      "integrity": "sha512-eZFYQLeS9BiXpsU0cuFhCwfeda2MnC48EVmmOz/eCjsTgmyTdaHdVsPSC/kwC2GtW2e0uH0HIPbadf3/bRWSxw==",
       "dependencies": {
         "@fastify/busboy": "^2.0.0"
       },
       "engines": {
-        "node": ">=14.0"
+        "node": ">=18.0"
       }
     },
     "node_modules/undici-types": {
@@ -15883,9 +15883,9 @@
       }
     },
     "undici": {
-      "version": "5.28.2",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.2.tgz",
-      "integrity": "sha512-wh1pHJHnUeQV5Xa8/kyQhO7WFa8M34l026L5P/+2TYiakvGy5Rdc8jWZVyG7ieht/0WgJLEd3kcU5gKx+6GC8w==",
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.0.1.tgz",
+      "integrity": "sha512-eZFYQLeS9BiXpsU0cuFhCwfeda2MnC48EVmmOz/eCjsTgmyTdaHdVsPSC/kwC2GtW2e0uH0HIPbadf3/bRWSxw==",
       "requires": {
         "@fastify/busboy": "^2.0.0"
       }
diff --git a/package.json b/package.json
index 4f9bc616..8baa1eea 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "station": "./bin/station.js"
   },
   "engines": {
-    "node": ">=16"
+    "node": ">=18"
   },
   "scripts": {
     "build": "tsc -p .",
@@ -50,7 +50,7 @@
     "gunzip-maybe": "^1.4.2",
     "p-retry": "^6.1.0",
     "tar-fs": "^3.0.3",
-    "undici": "^5.20.0",
+    "undici": "^6.0.1",
     "unzip-stream": "^0.3.1",
     "yargs": "^17.7.1"
   },