diff --git a/package-lock.json b/package-lock.json
index 18aac4e9..711a6b3e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "ISC",
       "dependencies": {
         "eventsource": "^4.0.0",
-        "undici": "^7.0.0"
+        "undici": "^8.0.0"
       },
       "bin": {
         "smee": "bin/smee.js"
@@ -1442,12 +1442,12 @@
       }
     },
     "node_modules/undici": {
-      "version": "7.25.0",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-7.25.0.tgz",
-      "integrity": "sha512-xXnp4kTyor2Zq+J1FfPI6Eq3ew5h6Vl0F/8d9XU5zZQf1tX9s2Su1/3PiMmUANFULpmksxkClamIZcaUqryHsQ==",
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-8.1.0.tgz",
+      "integrity": "sha512-E9MkTS4xXLnRPYqxH2e6Hr2/49e7WFDKczKcCaFH4VaZs2iNvHMqeIkyUAD9vM8kujy9TjVrRlQ5KkdEJxB2pw==",
       "license": "MIT",
       "engines": {
-        "node": ">=20.18.1"
+        "node": ">=22.19.0"
       }
     },
     "node_modules/undici-types": {
diff --git a/package.json b/package.json
index a4cd275e..b3c8ee03 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
   "license": "ISC",
   "dependencies": {
     "eventsource": "^4.0.0",
-    "undici": "^7.0.0"
+    "undici": "^8.0.0"
   },
   "devDependencies": {
     "@octokit/tsconfig": "^4.0.0",