diff --git a/.eslintrc.js b/.eslintrc.js
index 93a919dc..cc846da8 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -40,7 +40,7 @@ module.exports = {
 			files: ['**/*.ts?(x)'],
 			parser: '@typescript-eslint/parser',
 			parserOptions: {
-				project: './tsconfig.eslint.json',
+				projectService: true,
 				tsconfigRootDir: __dirname,
 			},
 			extends: [
diff --git a/.gitignore b/.gitignore
index 776666b4..f431e202 100644
--- a/.gitignore
+++ b/.gitignore
@@ -70,3 +70,6 @@ yarn-error.log
 # Ignore locks other than pnpm
 package-lock.json
 yarn.lock
+
+# Build
+*.tsbuildinfo
\ No newline at end of file
diff --git a/index.d.ts b/index.d.ts
index 1f4e5e7e..d8fd6e83 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -1,3 +1,9 @@
+/**
+ * Keeping types here instead of generating types from the plugin for the same reasons
+ * as typescript-eslint:
+ * https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/rules.d.ts
+ */
+
 import type { Linter, Rule } from 'eslint';
 
 declare const plugin: {
diff --git a/lib/index.ts b/lib/index.ts
index bb6f4db6..241f1474 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -5,6 +5,7 @@ import rules from './rules';
 import { SupportedTestingFramework } from './utils';
 
 // we can't natively import package.json as tsc will copy it into dist/
+// (same as typescript-eslint https://github.com/typescript-eslint/typescript-eslint/blob/7defffef8fe77387a22dbd5a538ff4cafcf81253/packages/eslint-plugin/src/index.ts#L18)
 const {
 	name: packageName,
 	version: packageVersion,
@@ -16,6 +17,7 @@ const plugin = {
 		name: packageName,
 		version: packageVersion,
 	},
+	// TODO: improve this
 	// ugly cast for now to keep TypeScript happy since
 	// we don't have types for flat config yet
 	configs: {} as Record<
diff --git a/package.json b/package.json
index 4ba0d923..98a581c9 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
 	"types": "index.d.ts",
 	"scripts": {
 		"prebuild": "del-cli dist",
-		"build": "tsc",
+		"build": "tsc -b tsconfig.build.json",
 		"generate-all": "pnpm run --parallel \"/^generate:.*/\"",
 		"generate-all:check": "pnpm run generate-all && git diff --exit-code",
 		"generate:configs": "ts-node tools/generate-configs",
diff --git a/tests/lib/test-utils.ts b/tests/lib/test-utils.ts
index c65ac6c1..a88c1950 100644
--- a/tests/lib/test-utils.ts
+++ b/tests/lib/test-utils.ts
@@ -1,5 +1,6 @@
 import tsESLintParser from '@typescript-eslint/parser';
 import { RuleTester, RunTests } from '@typescript-eslint/rule-tester';
+import { TSUtils } from '@typescript-eslint/utils';
 
 import { TestingLibraryPluginRuleModule } from '../../lib/utils';
 
@@ -11,8 +12,9 @@ class TestingLibraryRuleTester extends RuleTester {
 	run<TMessageIds extends string, TOptions extends readonly unknown[]>(
 		ruleName: string,
 		rule: TestingLibraryPluginRuleModule<TMessageIds, TOptions>,
-		{ invalid, valid }: RunTests<TMessageIds, TOptions>
+		test: RunTests<TSUtils.NoInfer<TMessageIds>, TSUtils.NoInfer<TOptions>>
 	): void {
+		const { valid, invalid } = test;
 		const finalValid = valid.map((testCase) => {
 			if (typeof testCase === 'string') {
 				return {
diff --git a/tsconfig.build.json b/tsconfig.build.json
new file mode 100644
index 00000000..e14bc3e5
--- /dev/null
+++ b/tsconfig.build.json
@@ -0,0 +1,10 @@
+{
+	"extends": "./tsconfig.json",
+	"compilerOptions": {
+		"declaration": false,
+		"declarationMap": false,
+		"outDir": "./dist",
+		"rootDir": "./lib"
+	},
+	"include": ["lib", "*.d.ts"]
+}
diff --git a/tsconfig.eslint.json b/tsconfig.eslint.json
deleted file mode 100644
index b0a6dfc7..00000000
--- a/tsconfig.eslint.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-	"extends": "./tsconfig.json",
-	"include": ["**/*.ts", "**/*.js"]
-}
diff --git a/tsconfig.json b/tsconfig.json
index b4fb3559..b2b02aba 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,20 +1,22 @@
 {
 	"compilerOptions": {
+		"rootDir": ".",
 		"strict": true,
-		"target": "ES2019",
+		"target": "ES2022",
 		"module": "NodeNext",
 		"moduleResolution": "NodeNext",
-		"lib": ["ES2019"],
+		"lib": ["ES2023"],
 		"esModuleInterop": true,
 		"skipLibCheck": true,
 		"resolveJsonModule": true,
 		"moduleDetection": "force",
 		"isolatedModules": true,
 		"removeComments": true,
+		"sourceMap": true,
+		"declaration": true,
+		"declarationMap": true,
 		// TODO: turn it on
-		"noUncheckedIndexedAccess": false,
-		"outDir": "dist",
-		"sourceMap": false
+		"noUncheckedIndexedAccess": false
 	},
-	"include": ["./lib/**/*.ts"]
+	"include": ["lib", "tests", "tools", "*.d.ts"]
 }