diff --git a/package-lock.json b/package-lock.json
index 9280901a4..bd13ae7a1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
       },
       "devDependencies": {
         "@octokit/auth": "^3.0.1",
-        "@octokit/tsconfig": "^1.0.2",
+        "@octokit/tsconfig": "^2.0.0",
         "@types/fetch-mock": "^7.3.1",
         "@types/jest": "^29.0.0",
         "@types/lolex": "^5.1.0",
@@ -2448,9 +2448,9 @@
       }
     },
     "node_modules/@octokit/tsconfig": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/@octokit/tsconfig/-/tsconfig-1.0.2.tgz",
-      "integrity": "sha512-I0vDR0rdtP8p2lGMzvsJzbhdOWy405HcGovrspJ8RRibHnyRgggUSNO5AIox5LmqiwmatHKYsvj6VGFHkqS7lA==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@octokit/tsconfig/-/tsconfig-2.0.0.tgz",
+      "integrity": "sha512-tWnrai3quGt8+gRN2edzo9fmraWekeryXPeXDomMw2oFSpu/lH3VSWGn/q4V+rwjTRMeeXk/ci623/01Zet4VQ==",
       "dev": true
     },
     "node_modules/@octokit/types": {
@@ -15261,9 +15261,9 @@
       }
     },
     "@octokit/tsconfig": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/@octokit/tsconfig/-/tsconfig-1.0.2.tgz",
-      "integrity": "sha512-I0vDR0rdtP8p2lGMzvsJzbhdOWy405HcGovrspJ8RRibHnyRgggUSNO5AIox5LmqiwmatHKYsvj6VGFHkqS7lA==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@octokit/tsconfig/-/tsconfig-2.0.0.tgz",
+      "integrity": "sha512-tWnrai3quGt8+gRN2edzo9fmraWekeryXPeXDomMw2oFSpu/lH3VSWGn/q4V+rwjTRMeeXk/ci623/01Zet4VQ==",
       "dev": true
     },
     "@octokit/types": {
diff --git a/package.json b/package.json
index d710309b5..fae09c46f 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   },
   "devDependencies": {
     "@octokit/auth": "^3.0.1",
-    "@octokit/tsconfig": "^1.0.2",
+    "@octokit/tsconfig": "^2.0.0",
     "@types/fetch-mock": "^7.3.1",
     "@types/jest": "^29.0.0",
     "@types/lolex": "^5.1.0",
@@ -53,7 +53,14 @@
     "typescript": "^5.0.0"
   },
   "jest": {
-    "preset": "ts-jest",
+    "transform": {
+      "^.+\\.(ts|tsx)$": [
+        "ts-jest",
+        {
+          "tsconfig": "test/tsconfig.test.json"
+        }
+      ]
+    },
     "coverageThreshold": {
       "global": {
         "statements": 100,
diff --git a/src/index.ts b/src/index.ts
index 8ca8b1da1..e1699bbc8 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,10 +1,11 @@
 import { getUserAgent } from "universal-user-agent";
-import { Collection, HookCollection } from "before-after-hook";
+import type { HookCollection } from "before-after-hook";
+import { Collection } from "before-after-hook";
 import { request } from "@octokit/request";
 import { graphql, withCustomRequest } from "@octokit/graphql";
 import { createTokenAuth } from "@octokit/auth-token";
 
-import {
+import type {
   Constructor,
   Hooks,
   OctokitOptions,
diff --git a/test/auth.test.ts b/test/auth.test.ts
index 18a4ad988..0ee12df51 100644
--- a/test/auth.test.ts
+++ b/test/auth.test.ts
@@ -5,7 +5,7 @@ import {
   createActionAuth,
   createOAuthAppAuth,
 } from "@octokit/auth";
-import lolex, { Clock } from "lolex";
+import lolex, { type Clock } from "lolex";
 
 import { Octokit } from "../src";
 
diff --git a/test/tsconfig.test.json b/test/tsconfig.test.json
new file mode 100644
index 000000000..c41c024df
--- /dev/null
+++ b/test/tsconfig.test.json
@@ -0,0 +1,11 @@
+{
+  "extends": "../tsconfig.json",
+  "compilerOptions": {
+    "emitDeclarationOnly": false,
+    "noEmit": true,
+    "verbatimModuleSyntax": false
+  },
+  "include": [
+    "src/**/*"
+  ]
+}