diff --git a/.nvmrc b/.nvmrc
index 1d9b783..cabf43b 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-22.12.0
+24
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 4f27f39..137c155 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "devDependencies": {
         "@digabi/eslint-config": "^3.3.0",
         "@digabi/typescript-config": "^1.0.2",
-        "@types/node": "^22.13.14",
+        "@types/node": "^24.10.9",
         "@typescript-eslint/eslint-plugin": "^8.38.0",
         "@typescript-eslint/parser": "^8.38.0",
         "eslint": "^8.45.0",
@@ -4379,12 +4379,12 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "22.19.3",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.19.3.tgz",
-      "integrity": "sha512-1N9SBnWYOJTrNZCdh/yJE+t910Y128BoyY+zBLWhL3r0TYzlTmFdXrPwHL9DyFZmlEXNQQolTZh3KHV31QDhyA==",
+      "version": "24.10.9",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-24.10.9.tgz",
+      "integrity": "sha512-ne4A0IpG3+2ETuREInjPNhUGis1SFjv1d5asp8MzEAGtOZeTeHVDOYqOgqfhvseqg/iXty2hjBf1zAOb7RNiNw==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~7.16.0"
       }
     },
     "node_modules/@types/normalize-package-data": {
@@ -17991,9 +17991,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "version": "7.16.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.16.0.tgz",
+      "integrity": "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw==",
       "license": "MIT"
     },
     "node_modules/unique-filename": {
@@ -19092,7 +19092,7 @@
     },
     "packages/typescript-config": {
       "name": "@digabi/typescript-config",
-      "version": "1.1.0",
+      "version": "2.0.0-upgrade-node-24.0",
       "license": "EUPL-1.2"
     },
     "packages/validation": {
diff --git a/package.json b/package.json
index c0f08a3..5f52ea4 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
   "devDependencies": {
     "@digabi/eslint-config": "^3.3.0",
     "@digabi/typescript-config": "^1.0.2",
-    "@types/node": "^22.13.14",
+    "@types/node": "^24.10.9",
     "@typescript-eslint/eslint-plugin": "^8.38.0",
     "@typescript-eslint/parser": "^8.38.0",
     "eslint": "^8.45.0",
diff --git a/packages/crypto-utils/src/index.ts b/packages/crypto-utils/src/index.ts
index 1888da8..b7eae89 100644
--- a/packages/crypto-utils/src/index.ts
+++ b/packages/crypto-utils/src/index.ts
@@ -17,12 +17,12 @@ function isBuffer(bufferOrStream: BufferOrStream): bufferOrStream is Buffer {
   return Buffer.isBuffer(bufferOrStream)
 }
 
-export function createAES256EncryptStreamWithIv(key: BufferOrString, iv: BufferOrString): crypto.Cipher {
+export function createAES256EncryptStreamWithIv(key: BufferOrString, iv: BufferOrString): crypto.Cipheriv {
   return crypto.createCipheriv(symmetricAlgo, asBuffer(key), asBuffer(iv))
 }
 
 // crypto.Cipher -> String
-export function createAES256DecryptStreamWithIv(key: BufferOrString, iv: BufferOrString): crypto.Decipher {
+export function createAES256DecryptStreamWithIv(key: BufferOrString, iv: BufferOrString): crypto.Decipheriv {
   return crypto.createDecipheriv(symmetricAlgo, asBuffer(key), asBuffer(iv))
 }
 
diff --git a/packages/typescript-config/package.json b/packages/typescript-config/package.json
index 2ca484b..597101e 100644
--- a/packages/typescript-config/package.json
+++ b/packages/typescript-config/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@digabi/typescript-config",
-  "version": "1.1.0",
+  "version": "2.0.0-upgrade-node-24.0",
   "author": "Matriculation Examination Board, Finland",
   "license": "EUPL-1.2",
   "repository": {
diff --git a/packages/typescript-config/root/tsconfig.json b/packages/typescript-config/root/tsconfig.json
index d6b18a2..0731c6d 100644
--- a/packages/typescript-config/root/tsconfig.json
+++ b/packages/typescript-config/root/tsconfig.json
@@ -1,10 +1,10 @@
 {
   "extends": "../common-tsconfig.json",
   "compilerOptions": {
-    "lib": ["es2021"],
+    "lib": ["es2022"],
     "module": "commonjs",
     "noEmit": false,
     "resolveJsonModule": true,
     "target": "es2022"
   }
-}
\ No newline at end of file
+}