diff --git a/package.json b/package.json
index 06e324a..1ec3bed 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
 		"core-js": "^2.5.0",
 		"deepmerge": "~2.2.0",
 		"arrify": "~1.0.1",
-		"opn": "~5.3.0",
+		"opn": "~6.0.0",
 		"babel-loader": "~7.1.2",
 		"babel-preset-env": "~1.6.1",
 		"babel-plugin-syntax-dynamic-import": "~6.18.0",