diff --git a/addons/addon-canvas/webpack.config.js b/addons/addon-canvas/webpack.config.js
index 011d4668..c38d9286 100644
--- a/addons/addon-canvas/webpack.config.js
+++ b/addons/addon-canvas/webpack.config.js
@@ -27,7 +27,7 @@ module.exports = {
     alias: {
       common: path.resolve('../../out/common'),
       browser: path.resolve('../../out/browser'),
-      vs: path.resolve('./out/vs')
+      vs: path.resolve('../../out/vs')
     }
   },
   output: {
diff --git a/addons/addon-search/webpack.config.js b/addons/addon-search/webpack.config.js
index 5e1eede1..adc3d4bd 100644
--- a/addons/addon-search/webpack.config.js
+++ b/addons/addon-search/webpack.config.js
@@ -26,7 +26,7 @@ module.exports = {
     extensions: [ '.js' ],
     alias: {
       common: path.resolve('../../out/common'),
-      vs: path.resolve('./out/vs')
+      vs: path.resolve('../../out/vs')
     }
   },
   output: {
diff --git a/addons/addon-webgl/webpack.config.js b/addons/addon-webgl/webpack.config.js
index 092813d4..2eab992e 100644
--- a/addons/addon-webgl/webpack.config.js
+++ b/addons/addon-webgl/webpack.config.js
@@ -27,7 +27,7 @@ module.exports = {
     alias: {
       common: path.resolve('../../out/common'),
       browser: path.resolve('../../out/browser'),
-      vs: path.resolve('./out/vs')
+      vs: path.resolve('../../out/vs')
     }
   },
   output: {