diff --git a/.github/dependabot.yaml b/.github/dependabot.yaml
index 73ad112d..762e3bf6 100644
--- a/.github/dependabot.yaml
+++ b/.github/dependabot.yaml
@@ -34,8 +34,6 @@ updates:
         update-types: ['version-update:semver-patch']
       - dependency-name: io-ts
         versions: ['2.x']
-      - dependency-name: typescript
-        versions: ['>4.8']
       - dependency-name: '@semantic-release-extras/github-comment-specific'
         versions: ['>1.0.7']
       # Ignore @swc/* dependencies due to upstream issues
diff --git a/package-lock.json b/package-lock.json
index 9fbafb96..2d1138c0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,10 +15,10 @@
       "devDependencies": {
         "@semantic-release-extras/github-comment-specific": "1.0.7",
         "@semantic-release/npm": "12.0.1",
-        "@types/node": "22.5.0",
+        "@types/node": "22.13.9",
         "multi-semantic-release": "3.0.2",
         "patch-package": "8.0.0",
-        "typescript": "4.6.4"
+        "typescript": "5.8.2"
       },
       "engines": {
         "npm": ">=7"
@@ -1786,11 +1786,12 @@
       "dev": true
     },
     "node_modules/@types/node": {
-      "version": "22.5.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.5.0.tgz",
-      "integrity": "sha512-DkFrJOe+rfdHTqqMg0bSNlGlQ85hSoh2TPzZyhHsXnMtligRWpxUySiyw8FY14ITt24HVCiQPWxS3KO/QlGmWg==",
+      "version": "22.13.9",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.13.9.tgz",
+      "integrity": "sha512-acBjXdRJ3A6Pb3tqnw9HZmyR3Fiol3aGxRCK1x3d+6CDAMjl7I649wpSd+yNURCjbOUGu9tqtLKnTGxmK6CyGw==",
+      "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.19.2"
+        "undici-types": "~6.20.0"
       }
     },
     "node_modules/@types/normalize-package-data": {
@@ -12996,21 +12997,6 @@
         "node": ">=14.18"
       }
     },
-    "node_modules/semantic-release/node_modules/typescript": {
-      "version": "5.4.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.2.tgz",
-      "integrity": "sha512-+2/g0Fds1ERlP6JsakQQDXjZdZMM+rqpamFZJEKh4kwTIn3iDkgKtby0CeNd5ATNZ4Ry1ax15TMx0W2V+miizQ==",
-      "dev": true,
-      "optional": true,
-      "peer": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=14.17"
-      }
-    },
     "node_modules/semantic-release/node_modules/universal-user-agent": {
       "version": "7.0.2",
       "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-7.0.2.tgz",
@@ -14000,16 +13986,16 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.6.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.6.4.tgz",
-      "integrity": "sha512-9ia/jWHIEbo49HfjrLGfKbZSuWo9iTMwXO+Ca3pRsSpbsMbc7/IU8NKdCZVRRBafVPGnoJeFL76ZOAA84I9fEg==",
+      "version": "5.8.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.2.tgz",
+      "integrity": "sha512-aJn6wq13/afZp/jT9QZmwEjDqqvSGp1VT5GVg+f/t6/oVyrgXM6BY1h9BRh/O5p3PlUPAe+WuiEZOmb/49RqoQ==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/uglify-js": {
@@ -14026,9 +14012,10 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.19.6",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.19.6.tgz",
-      "integrity": "sha512-e/vggGopEfTKSvj4ihnOLTsqhrKRN3LeO6qSN/GxohhuRv8qH9bNQ4B8W7e/vFL+0XTnmHPB4/kegunZGA4Org=="
+      "version": "6.20.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.20.0.tgz",
+      "integrity": "sha512-Ny6QZ2Nju20vw1SRHe3d9jVu6gJ+4e3+MMpqu7pqE5HT6WsTSlce++GQmK5UXS8mzV8DSYHrQH+Xrf2jVcuKNg==",
+      "license": "MIT"
     },
     "node_modules/unicode-emoji-modifier-base": {
       "version": "1.0.0",
@@ -14417,20 +14404,7 @@
         "@swc-node/register": "1.10.9",
         "@types/express": "4.17.21",
         "c8": "10.1.3",
-        "typescript": "4.7.4"
-      }
-    },
-    "packages/express-wrapper/node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
-      "dev": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=4.2.0"
+        "typescript": "5.8.2"
       }
     },
     "packages/io-ts-http": {
@@ -14446,20 +14420,7 @@
       "devDependencies": {
         "@swc-node/register": "1.10.9",
         "c8": "10.1.3",
-        "typescript": "4.7.4"
-      }
-    },
-    "packages/io-ts-http/node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
-      "dev": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=4.2.0"
+        "typescript": "5.8.2"
       }
     },
     "packages/openapi-generator": {
@@ -14484,45 +14445,19 @@
         "@types/resolve": "1.20.6",
         "c8": "10.1.3",
         "memfs": "4.17.0",
-        "typescript": "4.7.4"
+        "typescript": "5.8.2"
       },
       "optionalDependencies": {
         "@swc/core-darwin-arm64": "1.5.7",
         "@swc/core-linux-x64-gnu": "1.5.7"
       }
     },
-    "packages/openapi-generator/node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
-      "dev": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=4.2.0"
-      }
-    },
     "packages/response": {
       "name": "@api-ts/response",
       "version": "0.0.0-semantically-released",
       "license": "Apache-2.0",
       "devDependencies": {
-        "typescript": "4.7.4"
-      }
-    },
-    "packages/response/node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
-      "dev": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=4.2.0"
+        "typescript": "5.8.2"
       }
     },
     "packages/superagent-wrapper": {
@@ -14538,7 +14473,7 @@
       "devDependencies": {
         "@swc-node/register": "1.10.9",
         "@types/express": "4.17.21",
-        "@types/node": "22.5.0",
+        "@types/node": "22.13.9",
         "@types/superagent": "8.1.9",
         "@types/supertest": "6.0.2",
         "@types/whatwg-url": "13.0.0",
@@ -14547,25 +14482,12 @@
         "io-ts-types": "0.5.19",
         "superagent": "10.1.1",
         "supertest": "7.0.0",
-        "typescript": "4.7.4"
+        "typescript": "5.8.2"
       },
       "peerDependencies": {
         "superagent": "*"
       }
     },
-    "packages/superagent-wrapper/node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
-      "dev": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=4.2.0"
-      }
-    },
     "packages/typed-express-router": {
       "name": "@api-ts/typed-express-router",
       "version": "0.0.0-semantically-released",
@@ -14581,20 +14503,7 @@
         "@api-ts/superagent-wrapper": "0.0.0-semantically-released",
         "@swc-node/register": "1.10.9",
         "c8": "10.1.3",
-        "typescript": "4.7.4"
-      }
-    },
-    "packages/typed-express-router/node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
-      "dev": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=4.2.0"
+        "typescript": "5.8.2"
       }
     }
   }
diff --git a/package.json b/package.json
index 0fd4d6c8..ecfa6ae8 100644
--- a/package.json
+++ b/package.json
@@ -26,10 +26,10 @@
   "devDependencies": {
     "@semantic-release-extras/github-comment-specific": "1.0.7",
     "@semantic-release/npm": "12.0.1",
-    "@types/node": "22.5.0",
+    "@types/node": "22.13.9",
     "multi-semantic-release": "3.0.2",
     "patch-package": "8.0.0",
-    "typescript": "4.6.4"
+    "typescript": "5.8.2"
   },
   "engines": {
     "npm": ">=7"
diff --git a/packages/express-wrapper/package.json b/packages/express-wrapper/package.json
index 54a66d89..07f8692b 100644
--- a/packages/express-wrapper/package.json
+++ b/packages/express-wrapper/package.json
@@ -28,7 +28,7 @@
     "@swc-node/register": "1.10.9",
     "@types/express": "4.17.21",
     "c8": "10.1.3",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   },
   "publishConfig": {
     "access": "public"
diff --git a/packages/io-ts-http/package.json b/packages/io-ts-http/package.json
index c6b8a287..d162d0d4 100644
--- a/packages/io-ts-http/package.json
+++ b/packages/io-ts-http/package.json
@@ -27,7 +27,7 @@
   "devDependencies": {
     "@swc-node/register": "1.10.9",
     "c8": "10.1.3",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   },
   "publishConfig": {
     "access": "public"
diff --git a/packages/openapi-generator/package.json b/packages/openapi-generator/package.json
index c1f8c81f..39b106dd 100644
--- a/packages/openapi-generator/package.json
+++ b/packages/openapi-generator/package.json
@@ -36,7 +36,7 @@
     "@types/resolve": "1.20.6",
     "c8": "10.1.3",
     "memfs": "4.17.0",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   },
   "optionalDependencies": {
     "@swc/core-linux-x64-gnu": "1.5.7",
diff --git a/packages/openapi-generator/test/externalModuleApiSpec.test.ts b/packages/openapi-generator/test/externalModuleApiSpec.test.ts
index 401d70c8..eb623f7c 100644
--- a/packages/openapi-generator/test/externalModuleApiSpec.test.ts
+++ b/packages/openapi-generator/test/externalModuleApiSpec.test.ts
@@ -1,6 +1,5 @@
 import assert from 'assert';
 import test from 'node:test';
-import { version } from 'typescript';
 import {
   Project,
   Route,
@@ -118,7 +117,7 @@ async function testCase(
     const openapi = convertRoutesToOpenAPI(
       {
         title: name,
-        version,
+        version: "1.0.0",
         description,
       },
       [],
@@ -138,7 +137,7 @@ testCase(
     openapi: '3.0.3',
     info: {
       title: 'simple api spec with imported types',
-      version: '4.7.4',
+      version: '1.0.0',
       description: 'simple api spec with imported types',
     },
     paths: {
@@ -237,7 +236,7 @@ testCase(
     openapi: '3.0.3',
     info: {
       title: 'simple api spec with exported enum',
-      version: '4.7.4',
+      version: '1.0.0',
       description: 'simple api spec with exported enum',
     },
     paths: {
@@ -279,7 +278,7 @@ testCase(
     openapi: "3.0.3",
     info: {
       title: "simple api spec with exported union type",
-      version: "4.7.4",
+      version: "1.0.0",
       description: "simple api spec with exported union type"
     },
     paths: {
@@ -324,7 +323,7 @@ testCase("simple api spec with custom codec", "test/sample-types/apiSpecWithCust
   openapi: "3.0.3",
   info: {
     title: "simple api spec with custom codec",
-    version: "4.7.4",
+    version: "1.0.0",
     description: "simple api spec with custom codec"
   },
   paths: {
@@ -363,4 +362,4 @@ testCase("simple api spec with custom codec", "test/sample-types/apiSpecWithCust
   components: {
     schemas: {}
   }
-}, []);
\ No newline at end of file
+}, []);
diff --git a/packages/response/package.json b/packages/response/package.json
index aa341ef5..13148fbb 100644
--- a/packages/response/package.json
+++ b/packages/response/package.json
@@ -18,7 +18,7 @@
     "clean": "rm -rf -- dist"
   },
   "devDependencies": {
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   },
   "publishConfig": {
     "access": "public"
diff --git a/packages/superagent-wrapper/package.json b/packages/superagent-wrapper/package.json
index faf8d16f..a31a147e 100644
--- a/packages/superagent-wrapper/package.json
+++ b/packages/superagent-wrapper/package.json
@@ -25,7 +25,7 @@
   "devDependencies": {
     "@swc-node/register": "1.10.9",
     "@types/express": "4.17.21",
-    "@types/node": "22.5.0",
+    "@types/node": "22.13.9",
     "@types/superagent": "8.1.9",
     "@types/supertest": "6.0.2",
     "@types/whatwg-url": "13.0.0",
@@ -34,7 +34,7 @@
     "io-ts-types": "0.5.19",
     "superagent": "10.1.1",
     "supertest": "7.0.0",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   },
   "peerDependencies": {
     "superagent": "*"
diff --git a/packages/typed-express-router/package.json b/packages/typed-express-router/package.json
index 940900fe..8331f404 100644
--- a/packages/typed-express-router/package.json
+++ b/packages/typed-express-router/package.json
@@ -27,7 +27,7 @@
     "@api-ts/superagent-wrapper": "0.0.0-semantically-released",
     "@swc-node/register": "1.10.9",
     "c8": "10.1.3",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   },
   "publishConfig": {
     "access": "public"
diff --git a/website/docs/tutorial-basics/create-an-api-spec.md b/website/docs/tutorial-basics/create-an-api-spec.md
index c2e2a8ba..79733395 100644
--- a/website/docs/tutorial-basics/create-an-api-spec.md
+++ b/website/docs/tutorial-basics/create-an-api-spec.md
@@ -54,7 +54,7 @@ In your new directory, create a `package.json` file:
     "io-ts": "2.1.3"
   },
   "devDependencies": {
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   }
 }
 ```
diff --git a/website/docs/tutorial-basics/create-an-http-client.md b/website/docs/tutorial-basics/create-an-http-client.md
index 45b79055..ec84c80a 100644
--- a/website/docs/tutorial-basics/create-an-http-client.md
+++ b/website/docs/tutorial-basics/create-an-http-client.md
@@ -32,7 +32,7 @@ As before, first edit your `package.json` file to add our new dependencies
     "@types/express": "4.17.13",
     "@types/node": "18.6.1",
     "@types/superagent": "4.1.15",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   }
 }
 ```
diff --git a/website/docs/tutorial-basics/create-an-http-server.md b/website/docs/tutorial-basics/create-an-http-server.md
index 5a0a8ae1..8733ae62 100644
--- a/website/docs/tutorial-basics/create-an-http-server.md
+++ b/website/docs/tutorial-basics/create-an-http-server.md
@@ -34,7 +34,7 @@ First, edit your `package.json` file to add a few new dependencies (highlighted)
   "devDependencies": {
     "@types/express": "4.17.13",
     "@types/node": "18.6.1",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   }
 }
 ```
diff --git a/website/docs/tutorial-basics/render-an-open-api-spec.md b/website/docs/tutorial-basics/render-an-open-api-spec.md
index 9b6a2f2a..312d0648 100644
--- a/website/docs/tutorial-basics/render-an-open-api-spec.md
+++ b/website/docs/tutorial-basics/render-an-open-api-spec.md
@@ -36,7 +36,7 @@ As before, first edit your `package.json` file to add our new dependencies
     "@types/express": "4.17.13",
     "@types/node": "18.6.1",
     "@types/superagent": "4.1.15",
-    "typescript": "4.7.4"
+    "typescript": "5.8.2"
   }
 }
 ```