diff --git a/package.json b/package.json
index 238977d..9afaac4 100644
--- a/package.json
+++ b/package.json
@@ -18,14 +18,13 @@
 		"url": "https://github.com/cowwoc/requirements.js/"
 	},
 	"scripts": {
-		"build.debug": "tsx build.mts --mode=DEBUG",
-		"build.release": "tsx build.mts --mode=RELEASE"
+		"build.debug": "node node_modules/tsx/dist/cli.mjs scripts/build.mts --mode=DEBUG",
+		"build.release": "node node_modules/tsx/dist/cli.mjs scripts/build.mts --mode=RELEASE"
 	},
 	"browser": "browser/index.js",
 	"module": "node/index.mjs",
 	"types": "node/index.d.mts",
 	"sideEffects": false,
-	"prepublishOnly": "tsx build.mts --mode=DEBUG",
 	"dependencies": {
 		"chalk": "^5.3.0",
 		"diff": "^5.1.0",
diff --git a/test/TestCompiler.mts b/scripts/TestCompiler.mts
similarity index 87%
rename from test/TestCompiler.mts
rename to scripts/TestCompiler.mts
index 8b4f886..b5804b3 100644
--- a/test/TestCompiler.mts
+++ b/scripts/TestCompiler.mts
@@ -8,7 +8,9 @@ class TestCompiler
 {
 	// The root directory relative to which external files will be interpreted
 	private static readonly rootDir: string = path.resolve(".");
-	private static readonly fileToExclude = "build.mts";
+	// We have to include at least one existing file to avoid CompilerHost complaining that it couldn't find any
+	// input files
+	private static readonly existingFileToSuppressError = "scripts/build.mts";
 	private static readonly snippetFilename = "test.mts";
 	private static readonly config = TestCompiler.createParsedCommandLine();
 	private static readonly defaultCompilerHost = ts.createCompilerHost(TestCompiler.config.options);
@@ -21,9 +23,8 @@ class TestCompiler
 			throw Error("tsconfig.json not found");
 		const {config} = ts.readConfigFile(configFile, ts.sys.readFile);
 
-		// We have to include at least one existing file to avoid CompilerHost throwing an exception
-		config.include = [TestCompiler.snippetFilename, TestCompiler.fileToExclude];
-		config.exclude.concat(["src/**", "test/**"]);
+		config.include = [TestCompiler.snippetFilename, TestCompiler.existingFileToSuppressError];
+		config.exclude = [];
 
 		return ts.parseJsonConfigFileContent(config, ts.sys, TestCompiler.rootDir);
 	}
@@ -42,7 +43,7 @@ class TestCompiler
 			{
 				if (fileName === TestCompiler.snippetFilename)
 					return snippet;
-				if (fileName === TestCompiler.fileToExclude)
+				if (fileName === TestCompiler.existingFileToSuppressError)
 					return undefined;
 				return TestCompiler.defaultCompilerHost.readFile(fileName);
 			},
@@ -54,7 +55,7 @@ class TestCompiler
 			{
 				if (fileName === TestCompiler.snippetFilename)
 					return ts.createSourceFile(fileName, snippet, languageVersion);
-				if (fileName === TestCompiler.fileToExclude)
+				if (fileName === TestCompiler.existingFileToSuppressError)
 					return undefined;
 				return TestCompiler.defaultCompilerHost.getSourceFile(fileName, languageVersion, onError,
 					shouldCreateNewSourceFile);
diff --git a/build.mts b/scripts/build.mts
similarity index 97%
rename from build.mts
rename to scripts/build.mts
index 94a6bf8..2f43cc4 100644
--- a/build.mts
+++ b/scripts/build.mts
@@ -1,9 +1,8 @@
-import parseArgs from "minimist";
 import * as url from "url";
 import path from "path";
 import {ESLint} from "eslint";
 // @ts-ignore
-import eslintConfig from "./.eslintrc.mjs";
+import eslintConfig from "../.eslintrc.mjs";
 import TypeDoc from "typedoc";
 import fs from "fs";
 import rollupCommonjs from "@rollup/plugin-commonjs";
@@ -24,6 +23,7 @@ import {
 	Logger,
 	transports
 } from "winston";
+import {mode} from "./mode.mjs";
 
 class Build
 {
@@ -274,7 +274,7 @@ class Build
 		return new Promise(function(resolve, reject)
 		{
 			// https://stackoverflow.com/a/14231570/14731
-			const process = spawn(c8Path, [mochaPath, "./test/**/*.mts"],
+			const process = spawn(c8Path, [mochaPath, "./test/**/*.mts", "--mode=" + mode],
 				{
 					shell: true,
 					stdio: "inherit"
@@ -345,10 +345,6 @@ class LogFactory
 }
 
 console.time("Time elapsed");
-const env = parseArgs(process.argv.slice(2));
-let mode = env.mode;
-if (typeof (mode) === "undefined")
-	mode = "DEBUG";
 
 const __filename = path.basename(url.fileURLToPath(import.meta.url));
 const log = LogFactory.getLogger(__filename, mode);
diff --git a/scripts/mode.mts b/scripts/mode.mts
new file mode 100644
index 0000000..0785d70
--- /dev/null
+++ b/scripts/mode.mts
@@ -0,0 +1,8 @@
+import parseArgs from "minimist";
+
+const env = parseArgs(process.argv.slice(2));
+let mode = env.mode;
+if (typeof (mode) === "undefined")
+	mode = "DEBUG";
+
+export {mode};
\ No newline at end of file
diff --git a/test/BooleanTest.mts b/test/BooleanTest.mts
index dff019f..9250fc7 100644
--- a/test/BooleanTest.mts
+++ b/test/BooleanTest.mts
@@ -10,18 +10,14 @@ import {
 	requireThat
 } from "../src/index.mjs";
 import {TestGlobalConfiguration} from "./TestGlobalConfiguration.mjs";
-import {TestCompiler} from "./TestCompiler.mjs";
+import {TestCompiler} from "../scripts/TestCompiler.mjs";
 import os from "os";
-import parseArgs from "minimist";
+import {mode} from "../scripts/mode.mjs";
 
 const globalConfiguration = new TestGlobalConfiguration(TerminalEncoding.NONE);
 const configuration = new Configuration(globalConfiguration);
 const requirements = new Requirements(configuration);
 
-const env = parseArgs(process.argv.slice(2));
-let mode = env.mode;
-if (typeof (mode) === "undefined")
-	mode = "DEBUG";
 let compiler: TestCompiler | undefined;
 if (mode === "DEBUG")
 	compiler = undefined;
diff --git a/test/ObjectTest.mts b/test/ObjectTest.mts
index 044e81f..e131d36 100644
--- a/test/ObjectTest.mts
+++ b/test/ObjectTest.mts
@@ -13,20 +13,16 @@ import {
 	TerminalEncoding
 } from "../src/internal/internal.mjs";
 import {Requirements} from "../src/index.mjs";
-import {TestCompiler} from "./TestCompiler.mjs";
+import {TestCompiler} from "../scripts/TestCompiler.mjs";
 import {TestGlobalConfiguration} from "./TestGlobalConfiguration.mjs";
 import * as os from "os";
-import parseArgs from "minimist";
+import {mode} from "../scripts/mode.mjs";
 
 
 const globalConfiguration = new TestGlobalConfiguration(TerminalEncoding.NONE);
 const configuration = new Configuration(globalConfiguration);
 const requirements = new Requirements(configuration);
 
-const env = parseArgs(process.argv.slice(2));
-let mode = env.mode;
-if (typeof (mode) === "undefined")
-	mode = "DEBUG";
 let compiler: TestCompiler | undefined;
 if (mode === "DEBUG")
 	compiler = undefined;
diff --git a/tsconfig.json b/tsconfig.json
index e5e55d8..bf2aee6 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -20,14 +20,13 @@
 		"sourceMap": true
 	},
 	"include": [
-		"build.mts",
 		"src/**/*.mts",
 		"test/**/*.mts"
 	],
 	"exclude": [
+		"scripts",
 		"node_modules",
 		"target",
-		"scripts",
 		"./.eslintrc.mjs",
 		"test/TestGlobalConfiguration.mts"
 	],