diff --git a/package-lock.json b/package-lock.json
index 8cc49de..d94dbcb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,17 +1,17 @@
 {
   "name": "@cryptohopper/sdk",
-  "version": "0.1.0-alpha.1",
+  "version": "0.4.0-alpha.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@cryptohopper/sdk",
-      "version": "0.1.0-alpha.1",
+      "version": "0.4.0-alpha.1",
       "license": "MIT",
       "devDependencies": {
         "@types/node": "^20",
         "tsup": "^8",
-        "typescript": "^5",
+        "typescript": "^6",
         "vitest": "^2"
       },
       "engines": {
@@ -1798,9 +1798,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index fc68009..7bec5f6 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
   "devDependencies": {
     "@types/node": "^20",
     "tsup": "^8",
-    "typescript": "^5",
+    "typescript": "^6",
     "vitest": "^2"
   }
 }