diff --git a/README.md b/README.md
index 9c58eb5..722a450 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,9 @@ const projector = new ProjectorWindows('projector-windows/application.exe');
 // Required skeleton.
 projector.skeleton = 'skeleton.zip';
 
+// File to create config file with.
+projector.configFile = 'config.ini';
+
 // Optional custom icon.
 projector.iconFile = 'icon.ico';
 
@@ -73,7 +76,7 @@ projector.nestXtrasConfiguration = true;
 // Optionally fix Shockwave 3D Xtra InstalledDisplayDrivers reading.
 projector.patchShockwave3dInstalledDisplayDriversSize = true;
 
-await projector.withFile('config.ini');
+await projector.write();
 ```
 
 ### Mac App
@@ -86,6 +89,9 @@ const projector = new ProjectorMacApp('projector-macapp/application.app');
 // Required skeleton.
 projector.skeleton = 'skeleton.zip';
 
+// File to create config file with.
+projector.configFile = 'config.ini';
+
 // Optional custom icon.
 projector.iconFile = 'icon.icns';
 
@@ -124,7 +130,7 @@ projector.nestXtrasContents = true;
 // Optionally use Intel-only skeleton.
 // projector.intel = true;
 
-await projector.withFile('config.ini');
+await projector.write();
 ```
 
 ## Bundle
@@ -139,7 +145,10 @@ const bundle = new BundleWindows('bundle-windows/application.exe');
 // Use projector property to set options.
 bundle.projector.skeleton = 'skeleton.zip';
 
-await bundle.withFile('config.ini', async b => {
+// File to create config file with.
+bundle.projector.configFile = 'config.ini';
+
+await bundle.write(async b => {
 	// Add resources in callback.
 	await b.copyResource('movie.dir', 'movie.dir');
 });
@@ -155,7 +164,10 @@ const bundle = new BundleMacApp('bundle-macapp/application.app');
 // Use projector property to set options.
 bundle.projector.skeleton = 'skeleton.zip';
 
-await bundle.withFile('config.ini', async b => {
+// File to create config file with.
+bundle.projector.configFile = 'config.ini';
+
+await bundle.write(async b => {
 	// Add resources in callback.
 	await b.copyResource('movie.dir', 'movie.dir');
 });
diff --git a/src/bundle.test.ts b/src/bundle.test.ts
index e9206c8..bee5dba 100644
--- a/src/bundle.test.ts
+++ b/src/bundle.test.ts
@@ -64,7 +64,8 @@ void describe('bundle', () => {
 
 			const b = new BundleDummy(dest);
 			b.projector.skeleton = fixtureFile('dummy.zip');
-			await b.withFile(fixtureFile('config.ini.crlf.bin'));
+			b.projector.configFile = fixtureFile('config.ini.crlf.bin');
+			await b.write();
 		});
 
 		void it('resources', async () => {
@@ -109,7 +110,8 @@ void describe('bundle', () => {
 
 			const b = new BundleDummy(dest);
 			b.projector.skeleton = fixtureFile('dummy.zip');
-			await b.withFile(fixtureFile('config.ini.crlf.bin'), async p => {
+			b.projector.configFile = fixtureFile('config.ini.crlf.bin');
+			await b.write(async p => {
 				await p.copyResource('resources0', resources);
 
 				await p.copyResource('resources1', resources, {
@@ -252,7 +254,8 @@ void describe('bundle', () => {
 
 			const b = new BundleDummy(dest);
 			b.projector.skeleton = fixtureFile('dummy.zip');
-			await b.withFile(fixtureFile('config.ini.crlf.bin'), async p => {
+			b.projector.configFile = fixtureFile('config.ini.crlf.bin');
+			await b.write(async p => {
 				await p.createResourceFile('d/b.txt', 'beta');
 
 				// Merge contents at root of resources.
diff --git a/src/bundle.ts b/src/bundle.ts
index 4650373..3c31e99 100644
--- a/src/bundle.ts
+++ b/src/bundle.ts
@@ -3,7 +3,6 @@ import {
 	chmod,
 	lstat,
 	mkdir,
-	readFile,
 	readlink,
 	stat,
 	symlink,
@@ -133,28 +132,16 @@ export abstract class Bundle {
 	}
 
 	/**
-	 * Open output with file.
-	 *
-	 * @param configFile Config file.
+	 * Open output.
 	 */
-	public async openFile(configFile: string | null) {
-		const configData = configFile ? await readFile(configFile) : null;
-		await this.openData(configData);
-	}
-
-	/**
-	 * Open output with data.
-	 *
-	 * @param configData Config data.
-	 */
-	public async openData(configData: Readonly<Buffer> | null) {
+	public async open() {
 		if (this._isOpen) {
 			throw new Error('Already open');
 		}
 		await this._checkOutput();
 
 		this._closeQueue.clear();
-		await this._openData(configData);
+		await this._open();
 
 		this._isOpen = true;
 	}
@@ -175,34 +162,14 @@ export abstract class Bundle {
 	}
 
 	/**
-	 * Write out projector with player and file.
+	 * Write out the bundle.
 	 * Has a callback to write out the resources.
 	 *
-	 * @param configFile Config file.
 	 * @param func Async function.
 	 * @returns Return value of the async function.
 	 */
-	public async withFile<T>(
-		configFile: string | null,
-		func: ((self: this) => Promise<T>) | null = null
-	) {
-		const configData = configFile ? await readFile(configFile) : null;
-		return this.withData(configData, func);
-	}
-
-	/**
-	 * Write out projector with player and data.
-	 * Has a callback to write out the resources.
-	 *
-	 * @param configData Config data.
-	 * @param func Async function.
-	 * @returns Return value of the async function.
-	 */
-	public async withData<T>(
-		configData: Readonly<Buffer> | null,
-		func: ((self: this) => Promise<T>) | null = null
-	) {
-		await this.openData(configData);
+	public async write<T>(func: ((self: this) => Promise<T>) | null = null) {
+		await this.open();
 		try {
 			return func ? await func.call(this, this) : null;
 		} finally {
@@ -580,12 +547,10 @@ export abstract class Bundle {
 	}
 
 	/**
-	 * Open output with data.
-	 *
-	 * @param configData Config data.
+	 * Open output.
 	 */
-	protected async _openData(configData: Readonly<Buffer> | null) {
-		await this.projector.withData(configData);
+	protected async _open() {
+		await this.projector.write();
 	}
 
 	/**
diff --git a/src/bundle/mac/app.test.ts b/src/bundle/mac/app.test.ts
index 9201787..fa6e753 100644
--- a/src/bundle/mac/app.test.ts
+++ b/src/bundle/mac/app.test.ts
@@ -27,15 +27,13 @@ void describe('bundle/mac/app', () => {
 
 					const b = new BundleMacApp(dest);
 					b.projector.skeleton = await getSkeleton();
-					await b.withFile(
-						fixtureFile('config.ini.lf.bin'),
-						async b => {
-							await b.copyResource(
-								'movie.dir',
-								fixtureFile('dir7.dir')
-							);
-						}
-					);
+					b.projector.configFile = fixtureFile('config.ini.lf.bin');
+					await b.write(async b => {
+						await b.copyResource(
+							'movie.dir',
+							fixtureFile('dir7.dir')
+						);
+					});
 				});
 
 				void it('complex', async () => {
@@ -45,6 +43,7 @@ void describe('bundle/mac/app', () => {
 					const b = new BundleMacApp(dest);
 					const p = b.projector;
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.lf.bin');
 					p.lingoFile = fixtureFile('lingo.ini.lf.bin');
 					p.splashImageFile = fixtureFile('splash.pict');
 					p.iconFile = fixtureFile('icon.icns');
@@ -57,15 +56,12 @@ void describe('bundle/mac/app', () => {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'': null
 					};
-					await b.withFile(
-						fixtureFile('config.ini.lf.bin'),
-						async b => {
-							await b.copyResource(
-								'movie.dir',
-								fixtureFile('dir7.dir')
-							);
-						}
-					);
+					await b.write(async b => {
+						await b.copyResource(
+							'movie.dir',
+							fixtureFile('dir7.dir')
+						);
+					});
 				});
 			});
 		}
diff --git a/src/bundle/windows.test.ts b/src/bundle/windows.test.ts
index 87fddfe..69d4c7c 100644
--- a/src/bundle/windows.test.ts
+++ b/src/bundle/windows.test.ts
@@ -31,15 +31,13 @@ void describe('bundle/windows', () => {
 
 					const b = new BundleWindows(dest);
 					b.projector.skeleton = await getSkeleton();
-					await b.withFile(
-						fixtureFile('config.ini.crlf.bin'),
-						async b => {
-							await b.copyResource(
-								'movie.dir',
-								fixtureFile('dir7.dir')
-							);
-						}
-					);
+					b.projector.configFile = fixtureFile('config.ini.crlf.bin');
+					await b.write(async b => {
+						await b.copyResource(
+							'movie.dir',
+							fixtureFile('dir7.dir')
+						);
+					});
 				});
 
 				void it('complex', async () => {
@@ -49,6 +47,7 @@ void describe('bundle/windows', () => {
 					const b = new BundleWindows(dest);
 					const p = b.projector;
 					p.skeleton = await getSkeleton();
+					b.projector.configFile = fixtureFile('config.ini.crlf.bin');
 					p.lingoFile = fixtureFile('lingo.ini.crlf.bin');
 					p.splashImageFile = fixtureFile('splash.bmp');
 					p.nestXtrasConfiguration = true;
@@ -60,15 +59,12 @@ void describe('bundle/windows', () => {
 						patchShockwave3dInstalledDisplayDriversSize;
 					p.iconFile = fixtureFile('icon.ico');
 					p.versionStrings = versionStrings;
-					await b.withFile(
-						fixtureFile('config.ini.crlf.bin'),
-						async b => {
-							await b.copyResource(
-								'movie.dir',
-								fixtureFile('dir7.dir')
-							);
-						}
-					);
+					await b.write(async b => {
+						await b.copyResource(
+							'movie.dir',
+							fixtureFile('dir7.dir')
+						);
+					});
 				});
 			});
 		}
diff --git a/src/projector.test.ts b/src/projector.test.ts
index 2f54e08..47cbfd1 100644
--- a/src/projector.test.ts
+++ b/src/projector.test.ts
@@ -15,7 +15,8 @@ void describe('projector', () => {
 
 			const p = new ProjectorDummy(dest);
 			p.skeleton = 'dummy';
-			await p.withFile(fixtureFile('config.ini.crlf.bin'));
+			p.configFile = fixtureFile('config.ini.crlf.bin');
+			await p.write();
 
 			await copyFile(fixtureFile('dir7.dir'), pathJoin(dir, 'movie.dir'));
 		});
@@ -26,8 +27,9 @@ void describe('projector', () => {
 
 			const p = new ProjectorDummy(dest);
 			p.skeleton = 'dummy';
+			p.configFile = fixtureFile('config.ini.crlf.bin');
 			p.lingoFile = fixtureFile('lingo.ini.crlf.bin');
-			await p.withFile(fixtureFile('config.ini.crlf.bin'));
+			await p.write();
 
 			await copyFile(fixtureFile('dir7.dir'), pathJoin(dir, 'movie.dir'));
 		});
@@ -38,8 +40,9 @@ void describe('projector', () => {
 
 			const p = new ProjectorDummy(dest);
 			p.skeleton = 'dummy';
+			p.configFile = fixtureFile('config.ini.crlf.bin');
 			p.splashImageFile = fixtureFile('splash.bmp');
-			await p.withFile(fixtureFile('config.ini.crlf.bin'));
+			await p.write();
 
 			await copyFile(fixtureFile('dir7.dir'), pathJoin(dir, 'movie.dir'));
 		});
@@ -50,9 +53,10 @@ void describe('projector', () => {
 
 			const p = new ProjectorDummy(dest);
 			p.skeleton = 'dummy';
+			p.configFile = fixtureFile('config.ini.crlf.bin');
 			p.lingoFile = fixtureFile('lingo.ini.crlf.bin');
 			p.splashImageFile = fixtureFile('splash.bmp');
-			await p.withFile(fixtureFile('config.ini.crlf.bin'));
+			await p.write();
 
 			await copyFile(fixtureFile('dir7.dir'), pathJoin(dir, 'movie.dir'));
 		});
diff --git a/src/projector.ts b/src/projector.ts
index 6bbb985..232523a 100644
--- a/src/projector.ts
+++ b/src/projector.ts
@@ -85,6 +85,22 @@ export abstract class Projector {
 	 */
 	public skeleton: string | null = null;
 
+	/**
+	 * Config data.
+	 */
+	public configData:
+		| Readonly<string[]>
+		| string
+		| Readonly<Uint8Array>
+		| (() => Readonly<string[]> | string | Readonly<Uint8Array>)
+		| (() => Promise<Readonly<string[]> | string | Readonly<Uint8Array>>)
+		| null = null;
+
+	/**
+	 * Config file.
+	 */
+	public configFile: string | null = null;
+
 	/**
 	 * Output path.
 	 */
@@ -185,6 +201,48 @@ export abstract class Projector {
 			: pathJoin(dirname(this.path), this.xtrasName);
 	}
 
+	/**
+	 * Get config file data.
+	 *
+	 * @returns Config data or null.
+	 */
+	public async getConfigData() {
+		const {configData, configFile} = this;
+		if (configData) {
+			switch (typeof configData) {
+				case 'function': {
+					const d = await configData();
+					if (typeof d === 'string') {
+						return new TextEncoder().encode(d);
+					}
+					if (Array.isArray(d)) {
+						return new TextEncoder().encode(
+							d.join(this.configNewline)
+						);
+					}
+					return d as Readonly<Uint8Array>;
+				}
+				case 'string': {
+					return new TextEncoder().encode(configData);
+				}
+				default: {
+					// Fall through.
+				}
+			}
+			if (Array.isArray(configData)) {
+				return new TextEncoder().encode(
+					configData.join(this.configNewline)
+				);
+			}
+			return configData as Readonly<Uint8Array>;
+		}
+		if (configFile) {
+			const d = await readFile(configFile);
+			return new Uint8Array(d.buffer, d.byteOffset, d.byteLength);
+		}
+		return null;
+	}
+
 	/**
 	 * Get splash image data if any specified, from data or file.
 	 *
@@ -290,22 +348,9 @@ export abstract class Projector {
 	}
 
 	/**
-	 * Write out projector with skeleton and config file.
-	 *
-	 * @param configFile Config file.
-	 */
-	public async withFile(configFile: string | null) {
-		await this.withData(configFile ? await readFile(configFile) : null);
-	}
-
-	/**
-	 * Write out projector with skeleton and config data.
-	 *
-	 * @param configData Config data.
+	 * Write out the projector.
 	 */
-	public async withData(
-		configData: Readonly<string[]> | string | Readonly<Buffer> | null
-	) {
+	public async write() {
 		const {skeleton} = this;
 		if (!skeleton) {
 			throw new Error('No projector skeleton configured');
@@ -314,7 +359,7 @@ export abstract class Projector {
 		await this._checkOutput();
 		await this._writeSkeleton(skeleton);
 		await this._modifySkeleton();
-		await this._writeConfig(configData);
+		await this._writeConfig();
 		await this._writeSplashImage();
 		await this._writeLingo();
 	}
@@ -339,21 +384,9 @@ export abstract class Projector {
 
 	/**
 	 * Write out the projector config file.
-	 *
-	 * @param configData Config data.
 	 */
-	protected async _writeConfig(
-		configData: Readonly<string[]> | string | Readonly<Buffer> | null
-	) {
-		let data;
-		if (typeof configData === 'string') {
-			data = configData;
-		} else if (Array.isArray(data)) {
-			data = (configData as string[]).join(this.configNewline);
-		} else if (configData) {
-			data = configData as Readonly<Buffer>;
-		}
-
+	protected async _writeConfig() {
+		const data = await this.getConfigData();
 		if (data) {
 			const {configPath} = this;
 			await mkdir(dirname(configPath), {recursive: true});
diff --git a/src/projector/mac/app.test.ts b/src/projector/mac/app.test.ts
index ca8fa88..623f0bf 100644
--- a/src/projector/mac/app.test.ts
+++ b/src/projector/mac/app.test.ts
@@ -27,7 +27,8 @@ void describe('projector/mac/app', () => {
 
 					const p = new ProjectorMacApp(dest);
 					p.skeleton = await getSkeleton();
-					await p.withFile(fixtureFile('config.ini.lf.bin'));
+					p.configFile = fixtureFile('config.ini.lf.bin');
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -41,11 +42,12 @@ void describe('projector/mac/app', () => {
 
 					const p = new ProjectorMacApp(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.lf.bin');
 					p.includeXtras = {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'': null
 					};
-					await p.withFile(fixtureFile('config.ini.lf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -59,12 +61,13 @@ void describe('projector/mac/app', () => {
 
 					const p = new ProjectorMacApp(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.lf.bin');
 					p.includeXtras = {
 						Scripting: null,
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'GIF Agent.xtra': null
 					};
-					await p.withFile(fixtureFile('config.ini.lf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -78,12 +81,13 @@ void describe('projector/mac/app', () => {
 
 					const p = new ProjectorMacApp(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.lf.bin');
 					p.includeXtras = {
 						Scripting: 'Scripting RENAMED',
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'GIF Agent.xtra': 'GIF Agent RENAMED.xtra'
 					};
-					await p.withFile(fixtureFile('config.ini.lf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -97,8 +101,9 @@ void describe('projector/mac/app', () => {
 
 					const p = new ProjectorMacApp(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.lf.bin');
 					p.shockwave = true;
-					await p.withFile(fixtureFile('config.ini.lf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -112,12 +117,13 @@ void describe('projector/mac/app', () => {
 
 					const p = new ProjectorMacApp(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.lf.bin');
 					p.nestXtrasConfiguration = true;
 					p.includeXtras = {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'': null
 					};
-					await p.withFile(fixtureFile('config.ini.lf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -132,12 +138,13 @@ void describe('projector/mac/app', () => {
 
 						const p = new ProjectorMacApp(dest);
 						p.skeleton = await getSkeleton();
+						p.configFile = fixtureFile('config.ini.lf.bin');
 						p.nestXtrasContents = true;
 						p.includeXtras = {
 							// eslint-disable-next-line @typescript-eslint/naming-convention
 							'': null
 						};
-						await p.withFile(fixtureFile('config.ini.lf.bin'));
+						await p.write();
 
 						await copyFile(
 							fixtureFile('dir7.dir'),
@@ -153,8 +160,9 @@ void describe('projector/mac/app', () => {
 
 						const p = new ProjectorMacApp(dest);
 						p.skeleton = await getSkeleton();
+						p.configFile = fixtureFile('config.ini.lf.bin');
 						p.intel = true;
-						await p.withFile(fixtureFile('config.ini.lf.bin'));
+						await p.write();
 
 						await copyFile(
 							fixtureFile('dir7.dir'),
@@ -169,6 +177,7 @@ void describe('projector/mac/app', () => {
 
 					const p = new ProjectorMacApp(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.lf.bin');
 					p.lingoFile = fixtureFile('lingo.ini.lf.bin');
 					p.splashImageFile = fixtureFile('splash.pict');
 					p.iconFile = fixtureFile('icon.icns');
@@ -181,7 +190,7 @@ void describe('projector/mac/app', () => {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'': null
 					};
-					await p.withFile(fixtureFile('config.ini.lf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
diff --git a/src/projector/windows.test.ts b/src/projector/windows.test.ts
index dd7758b..0a3e6d0 100644
--- a/src/projector/windows.test.ts
+++ b/src/projector/windows.test.ts
@@ -31,7 +31,8 @@ void describe('projector/windows', () => {
 
 					const p = new ProjectorWindows(dest);
 					p.skeleton = await getSkeleton();
-					await p.withFile(fixtureFile('config.ini.crlf.bin'));
+					p.configFile = fixtureFile('config.ini.crlf.bin');
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -45,13 +46,14 @@ void describe('projector/windows', () => {
 
 					const p = new ProjectorWindows(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.crlf.bin');
 					p.includeXtras = {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'': null
 					};
 					p.patchShockwave3dInstalledDisplayDriversSize =
 						patchShockwave3dInstalledDisplayDriversSize;
-					await p.withFile(fixtureFile('config.ini.crlf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -65,6 +67,7 @@ void describe('projector/windows', () => {
 
 					const p = new ProjectorWindows(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.crlf.bin');
 					p.includeXtras = {
 						Scripting: null,
 						// eslint-disable-next-line @typescript-eslint/naming-convention
@@ -72,7 +75,7 @@ void describe('projector/windows', () => {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'GIF Agent.x32': null
 					};
-					await p.withFile(fixtureFile('config.ini.crlf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -86,6 +89,7 @@ void describe('projector/windows', () => {
 
 					const p = new ProjectorWindows(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.crlf.bin');
 					p.includeXtras = {
 						Scripting: 'Scripting RENAMED',
 						// eslint-disable-next-line @typescript-eslint/naming-convention
@@ -93,7 +97,7 @@ void describe('projector/windows', () => {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
 						'GIF Agent.x32': 'GIF Agent RENAMED.x32'
 					};
-					await p.withFile(fixtureFile('config.ini.crlf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -107,8 +111,9 @@ void describe('projector/windows', () => {
 
 					const p = new ProjectorWindows(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.crlf.bin');
 					p.shockwave = true;
-					await p.withFile(fixtureFile('config.ini.crlf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -122,6 +127,7 @@ void describe('projector/windows', () => {
 
 					const p = new ProjectorWindows(dest);
 					p.skeleton = await getSkeleton();
+					p.configFile = fixtureFile('config.ini.crlf.bin');
 					p.nestXtrasConfiguration = true;
 					p.includeXtras = {
 						// eslint-disable-next-line @typescript-eslint/naming-convention
@@ -129,7 +135,7 @@ void describe('projector/windows', () => {
 					};
 					p.patchShockwave3dInstalledDisplayDriversSize =
 						patchShockwave3dInstalledDisplayDriversSize;
-					await p.withFile(fixtureFile('config.ini.crlf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),
@@ -143,6 +149,7 @@ void describe('projector/windows', () => {
 
 					const p = new ProjectorWindows(dest);
 					p.skeleton = await getSkeleton();
+					p.configData = fixtureFile('config.ini.crlf.bin');
 					p.lingoFile = fixtureFile('lingo.ini.crlf.bin');
 					p.splashImageFile = fixtureFile('splash.bmp');
 					p.nestXtrasConfiguration = true;
@@ -154,7 +161,7 @@ void describe('projector/windows', () => {
 						patchShockwave3dInstalledDisplayDriversSize;
 					p.iconFile = fixtureFile('icon.ico');
 					p.versionStrings = versionStrings;
-					await p.withFile(fixtureFile('config.ini.crlf.bin'));
+					await p.write();
 
 					await copyFile(
 						fixtureFile('dir7.dir'),