diff --git a/packages/iobroker.vis-2/gulpfile.js b/packages/iobroker.vis-2/gulpfile.js
index 1a437ca4..66d3aab7 100644
--- a/packages/iobroker.vis-2/gulpfile.js
+++ b/packages/iobroker.vis-2/gulpfile.js
@@ -79,6 +79,8 @@ function buildRuntime() {
 }
 
 gulp.task('runtime-0-clean', done => {
+    deleteFoldersRecursive(`${__dirname}/www`);
+    deleteFoldersRecursive(`${__dirname}/../../www`);
     deleteFoldersRecursive(`${__dirname}/runtime`, ['node_modules', 'package-lock.json']);
     done();
 });
@@ -198,6 +200,7 @@ gulp.task('runtime-6-copy-dep', gulp.series('runtime-4-build-dep', 'runtime-6-co
 gulp.task('runtime-7-patch', done => {
     patchFile(`${__dirname}/www/index.html`);
     patchFile(`${__dirname}/runtime/build/index.html`);
+    copyFolder(`${__dirname}/www`, `${__dirname}/../../www`);
     done();
 });
 
@@ -205,8 +208,6 @@ gulp.task('runtime-7-patch-dep',  gulp.series('runtime-6-copy-dep', 'runtime-7-p
 
 gulp.task('0-clean', done => {
     deleteFoldersRecursive(`${__dirname}/src/build`);
-    deleteFoldersRecursive(`${__dirname}/www`);
-    deleteFoldersRecursive(`${__dirname}/../../www`);
     done();
 });
 
diff --git a/packages/iobroker.vis-2/io-package.json b/packages/iobroker.vis-2/io-package.json
index 84440099..48bcda54 100644
--- a/packages/iobroker.vis-2/io-package.json
+++ b/packages/iobroker.vis-2/io-package.json
@@ -171,7 +171,6 @@
       }
     },
     "compact": true,
-    "materialize": true,
     "eraseOnUpload": true,
     "welcomeScreen": [
       {
diff --git a/packages/iobroker.vis-2/package.json b/packages/iobroker.vis-2/package.json
index 187056c4..e52dc544 100644
--- a/packages/iobroker.vis-2/package.json
+++ b/packages/iobroker.vis-2/package.json
@@ -34,7 +34,7 @@
     "@alcalzone/release-script": "^3.7.0",
     "@alcalzone/release-script-plugin-iobroker": "^3.7.0",
     "@alcalzone/release-script-plugin-license": "^3.7.0",
-    "@iobroker/vis-2-widgets-testing": "^1.0.1",
+    "@iobroker/vis-2-widgets-testing": "^1.0.2",
     "@tsconfig/node18": "^18.2.4",
     "@types/mocha": "^10.0.6",
     "chai": "^4.4.1",
diff --git a/packages/iobroker.vis-2/test/testAdapter.gui.js b/packages/iobroker.vis-2/test/testAdapter.gui.js
index cc464f84..180586b0 100644
--- a/packages/iobroker.vis-2/test/testAdapter.gui.js
+++ b/packages/iobroker.vis-2/test/testAdapter.gui.js
@@ -1,5 +1,5 @@
 const helper = require('@iobroker/vis-2-widgets-testing');
-const path = require('path')
+const path = require('node:path')
 
 let gPage;
 let gBrowser;
@@ -14,7 +14,7 @@ describe('vis', () => {
             additionalAdapters: ['web'],
             visUploadedId: 'vis-2.0.info.uploaded',
             mainGuiProject: 'vis-2',
-            rootDir: path.join(__dirname, '..') + '/'
+            rootDir: path.normalize(`${path.join(__dirname, '..')}/`).replace(/\\/g, '/'),
         });
         const { browser, page } = await helper.startBrowser(process.env.CI === 'true');
         gBrowser = browser
@@ -71,4 +71,4 @@ describe('vis', () => {
         await helper.stopIoBroker();
         console.log('ioBroker stopped');
     });
-});
\ No newline at end of file
+});
diff --git a/packages/iobroker.vis-2/test/testPackageFiles.engine.js b/packages/iobroker.vis-2/test/testPackageFiles.engine.js
index 9a11cd81..2f6f308a 100644
--- a/packages/iobroker.vis-2/test/testPackageFiles.engine.js
+++ b/packages/iobroker.vis-2/test/testPackageFiles.engine.js
@@ -1 +1,3 @@
-require('@iobroker/legacy-testing/tests/testPackageFiles');
\ No newline at end of file
+const path = require('node:path');
+process.env.IOBROKER_ROOT_DIR = path.normalize(`${__dirname}/../`).replace(/\\/g, '/');
+require('@iobroker/legacy-testing/tests/testPackageFiles');