diff --git a/package-lock.json b/package-lock.json
index dbcbdd7..bbcfb23 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -534,9 +534,9 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "26.2.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.2.0.tgz",
-      "integrity": "sha512-5IviulTZeRNp2vAJ514cc/HUlY5nZ9fCbq9DMyC52BrhFZACo3nI0R7qBxhQmo/d27NFe96ur/b7Wwxklda+kg==",
+      "version": "26.4.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.1.tgz",
+      "integrity": "sha512-k97ENvZWtvA6yqz5/FS6a7duDgOPEeOQOc2iKS/nY6mX6qJUKtLnWzQS+Xj6tXweyj6ZcTAK2Qecetnvi9nCLA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -2830,7 +2830,7 @@
       "version": "0.1.0",
       "license": "MIT",
       "devDependencies": {
-        "@types/node": "^26.2.0",
+        "@types/node": "^26.4.1",
         "rimraf": "6.1.3",
         "tsdown": "0.22.14",
         "typescript": "7.0.2"
diff --git a/packages/acn/package.json b/packages/acn/package.json
index ed74a8e..689d928 100644
--- a/packages/acn/package.json
+++ b/packages/acn/package.json
@@ -33,7 +33,7 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "@types/node": "26.2.0",
+    "@types/node": "26.4.1",
     "rimraf": "6.1.3",
     "tsdown": "0.22.14",
     "typescript": "7.0.2"