diff --git a/testdata/package-lock.json b/testdata/package-lock.json
index b93c960..595d638 100644
--- a/testdata/package-lock.json
+++ b/testdata/package-lock.json
@@ -9,16 +9,16 @@
       "version": "1.0.0",
       "license": "MIT",
       "dependencies": {
-        "@types/node": "^20.10.5"
+        "@types/node": "^20.12.9"
       },
       "devDependencies": {
         "typescript": "^5.3.3"
       }
     },
     "node_modules/@types/node": {
-      "version": "20.10.5",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.10.5.tgz",
-      "integrity": "sha512-nNPsNE65wjMxEKI93yOP+NPGGBJz/PoN3kZsVLee0XMiJolxSekEVD8wRwBUBqkwc7UWop0edW50yrCQW4CyRw==",
+      "version": "20.12.9",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.12.9.tgz",
+      "integrity": "sha512-o93r47yu04MHumPBCFg0bMPBMNgtMg3jzbhl7e68z50+BMHmRMGDJv13eBlUgOdc9i/uoJXGMGYLtJV4ReTXEg==",
       "dependencies": {
         "undici-types": "~5.26.4"
       }
@@ -44,9 +44,9 @@
   },
   "dependencies": {
     "@types/node": {
-      "version": "20.10.5",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.10.5.tgz",
-      "integrity": "sha512-nNPsNE65wjMxEKI93yOP+NPGGBJz/PoN3kZsVLee0XMiJolxSekEVD8wRwBUBqkwc7UWop0edW50yrCQW4CyRw==",
+      "version": "20.12.9",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.12.9.tgz",
+      "integrity": "sha512-o93r47yu04MHumPBCFg0bMPBMNgtMg3jzbhl7e68z50+BMHmRMGDJv13eBlUgOdc9i/uoJXGMGYLtJV4ReTXEg==",
       "requires": {
         "undici-types": "~5.26.4"
       }
diff --git a/testdata/package.json b/testdata/package.json
index babad57..1643248 100644
--- a/testdata/package.json
+++ b/testdata/package.json
@@ -12,6 +12,6 @@
     "typescript": "^5.3.3"
   },
   "dependencies": {
-    "@types/node": "^20.10.5"
+    "@types/node": "^20.12.9"
   }
 }