diff --git a/lib/index.js b/lib/index.js
index b50b50e..f0864d0 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,15 +1,33 @@
 'use strict';
 const path = require('path');
+const log = require('logalot');
+const binBuild = require('bin-build');
 const BinWrapper = require('bin-wrapper');
 const pkg = require('../package.json');
 
 const url = `https://raw.githubusercontent.com/imagemin/pngquant-bin/v${pkg.version}/vendor/`;
+const dest = path.resolve(__dirname, '../vendor');
 
-module.exports = new BinWrapper()
-	.src(`${url}macos/pngquant`, 'darwin')
-	.src(`${url}linux/x86/pngquant`, 'linux', 'x86')
-	.src(`${url}linux/x64/pngquant`, 'linux', 'x64')
-	.src(`${url}freebsd/x64/pngquant`, 'freebsd', 'x64')
-	.src(`${url}win/pngquant.exe`, 'win32')
-	.dest(path.resolve(__dirname, '../vendor'))
-	.use(process.platform === 'win32' ? 'pngquant.exe' : 'pngquant');
+module.exports = (() => {
+	const libpng = process.platform === 'darwin' ? 'libpng' : 'libpng-dev';
+
+	binBuild.file(path.resolve(__dirname, '../vendor/source/pngquant.tar.gz'), [
+		'rm ./INSTALL',
+		`./configure --prefix="${dest}"`,
+		`make install BINPREFIX="${dest}"`
+		]).then(() => {
+		log.success('pngquant built successfully');
+	}).catch(err => {
+		err.message = `pngquant failed to build, make sure that ${libpng} is installed`;
+		log.error(err.stack);
+	});
+
+	return new BinWrapper()
+		.src(`${url}macos/pngquant`, 'darwin')
+		.src(`${url}linux/x86/pngquant`, 'linux', 'x86')
+		.src(`${url}linux/x64/pngquant`, 'linux', 'x64')
+		.src(`${url}freebsd/x64/pngquant`, 'freebsd', 'x64')
+		.src(`${url}win/pngquant.exe`, 'win32')
+		.dest(dest)
+		.use(process.platform === 'win32' ? 'pngquant.exe' : 'pngquant');
+})();
diff --git a/lib/install.js b/lib/install.js
index cf981de..0d8a642 100644
--- a/lib/install.js
+++ b/lib/install.js
@@ -1,6 +1,4 @@
 'use strict';
-const path = require('path');
-const binBuild = require('bin-build');
 const log = require('logalot');
 const bin = require('.');
 
@@ -9,21 +7,5 @@ bin.run(['--version']).then(() => {
 }).catch(err => {
 	log.warn(err.message);
 	log.warn('pngquant pre-build test failed');
-	log.info('compiling from source');
-
-	const libpng = process.platform === 'darwin' ? 'libpng' : 'libpng-dev';
-
-	binBuild.file(path.resolve(__dirname, '../vendor/source/pngquant.tar.gz'), [
-		'rm ./INSTALL',
-		`./configure --prefix="${bin.dest()}"`,
-		`make install BINPREFIX="${bin.dest()}"`
-	]).then(() => {
-		log.success('pngquant built successfully');
-	}).catch(err => {
-		err.message = `pngquant failed to build, make sure that ${libpng} is installed`;
-		log.error(err.stack);
-
-		// eslint-disable-next-line unicorn/no-process-exit
-		process.exit(1);
-	});
+	process.exit(1);
 });