diff --git a/.travis.yml b/.travis.yml
index f3fa8cd..f98fed0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,5 @@
 language: node_js
 node_js:
+  - '12'
   - '10'
   - '8'
diff --git a/index.js b/index.js
index ff82c09..d791638 100644
--- a/index.js
+++ b/index.js
@@ -73,7 +73,10 @@ module.exports = async (target, options) => {
 		if (options.app) {
 			command = options.app;
 		} else {
-			const useSystemXdgOpen = process.versions.electron || process.platform === 'android';
+			// When bundled by Webpack, there's no actual package file path and no local `xdg-open`.
+			const isBundled = !__dirname || __dirname === '/';
+
+			const useSystemXdgOpen = process.versions.electron || process.platform === 'android' || isBundled;
 			command = useSystemXdgOpen ? 'xdg-open' : path.join(__dirname, 'xdg-open');
 		}
 
diff --git a/package.json b/package.json
index 6bb5042..8f6fdbe 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "open",
-	"version": "6.2.0",
+	"version": "6.3.0",
 	"description": "Open stuff like URLs, files, executables. Cross-platform.",
 	"license": "MIT",
 	"repository": "sindresorhus/open",