diff --git a/sdk/typescript/package-lock.json b/sdk/typescript/package-lock.json
index d5f45ec..b9cbc99 100644
--- a/sdk/typescript/package-lock.json
+++ b/sdk/typescript/package-lock.json
@@ -12,7 +12,7 @@
         "viem": "2.50.4"
       },
       "devDependencies": {
-        "@types/node": "25.5.2",
+        "@types/node": "26.1.1",
         "typescript": "6.0.2"
       },
       "engines": {
@@ -110,13 +110,13 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "25.5.2",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.5.2.tgz",
-      "integrity": "sha512-tO4ZIRKNC+MDWV4qKVZe3Ql/woTnmHDr5JD8UI5hn2pwBrHEwOEMZK7WlNb5RKB6EoJ02gwmQS9OrjuFnZYdpg==",
+      "version": "26.1.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.1.1.tgz",
+      "integrity": "sha512-nxAkRSVkN1Y0JC1W8ky/fTfkGsMmcrRsbx+3XoZE+rMOX71kLYTV7fLXpqud1GpbpP5TuffXFqfX7fH2GgZREw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~7.18.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/abitype": {
@@ -206,9 +206,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "7.18.2",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.18.2.tgz",
-      "integrity": "sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/sdk/typescript/package.json b/sdk/typescript/package.json
index 77ab6ec..0156f4b 100644
--- a/sdk/typescript/package.json
+++ b/sdk/typescript/package.json
@@ -59,7 +59,7 @@
     "viem": "2.50.4"
   },
   "devDependencies": {
-    "@types/node": "25.5.2",
+    "@types/node": "26.1.1",
     "typescript": "6.0.2"
   },
   "peerDependencies": {