diff --git a/sdks/typescript/package.json b/sdks/typescript/package.json
index d0baeec..f94c2d8 100644
--- a/sdks/typescript/package.json
+++ b/sdks/typescript/package.json
@@ -26,7 +26,7 @@
     "census": "tsx conformance/census.ts"
   },
   "devDependencies": {
-    "@types/node": "^26.2.0",
+    "@types/node": "^26.4.0",
     "eslint": "^10.9.0",
     "tsx": "^4.23.12",
     "typescript": "^6.0.3",
diff --git a/sdks/typescript/pnpm-lock.yaml b/sdks/typescript/pnpm-lock.yaml
index a672a73..694f08a 100644
--- a/sdks/typescript/pnpm-lock.yaml
+++ b/sdks/typescript/pnpm-lock.yaml
@@ -9,8 +9,8 @@ importers:
   .:
     devDependencies:
       '@types/node':
-        specifier: ^26.2.0
-        version: 26.2.0
+        specifier: ^26.4.0
+        version: 26.4.0
       eslint:
         specifier: ^10.9.0
         version: 10.9.0
@@ -241,8 +241,8 @@ packages:
   '@types/json-schema@7.0.15':
     resolution: {integrity: sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA==}
 
-  '@types/node@26.2.0':
-    resolution: {integrity: sha512-5IviulTZeRNp2vAJ514cc/HUlY5nZ9fCbq9DMyC52BrhFZACo3nI0R7qBxhQmo/d27NFe96ur/b7Wwxklda+kg==}
+  '@types/node@26.4.0':
+    resolution: {integrity: sha512-faiGnoIrLH/V8cibOMEAZ8pMw6oXqSukl29ra4mN8GdaB2ZewzeaLj+INpV5N+Z1eKWzY+IzaIZH2EIR6YZRNQ==}
 
   '@typescript-eslint/eslint-plugin@8.67.0':
     resolution: {integrity: sha512-Un7Heoyj65NREbKAyIrFxeM143NZpExWmy1Nep4DLeQOeLlTeumPjoNKnBrU5D5moWXbPJgRa5Uwcdu0faVNGQ==}
@@ -713,7 +713,7 @@ snapshots:
 
   '@types/json-schema@7.0.15': {}
 
-  '@types/node@26.2.0':
+  '@types/node@26.4.0':
     dependencies:
       undici-types: 8.3.0