diff --git a/README.md b/README.md
index e68ac725..17d7b716 100644
--- a/README.md
+++ b/README.md
@@ -102,8 +102,16 @@ Go into the `build` root directory and run `gradle build`. All Java components
### macOS or iOS
+Make sure you have all relevant submodules checked out.
+
Go into `platform-darwin` and open `MasterPassword.xcworkspace` in Xcode. Select the desired target from the Scheme Selector and build, run or archive.
+### Web
+
+Make sure you have all relevant submodules checked out.
+
+Go into `platform-independent/web-js` and open `index.html` in your browser. You should be able to run this locally, there is no need for hosting or an application server.
+
## Support
Feel free to contribute by forking the project, contributing issues or joining the discussion on Gitter, #masterpassword (on chat.freenode.net) or #masterpassword:lyndir.com (on Matrix).
diff --git a/platform-independent/web-js/index.html b/platform-independent/web-js/index.html
index 1d7c2dea..9e6ca642 100644
--- a/platform-independent/web-js/index.html
+++ b/platform-independent/web-js/index.html
@@ -12,7 +12,7 @@