Update README.md

Author: akarnokd

README.md

@@ -201,7 +201,7 @@ RxJava operators don't work with `Thread`s or `ExecutorService`s directly but wi
 - `Schedulers.single()`: Run work on a single thread in a sequential and FIFO manner.
 - `Schedulers.trampoline()`: Run work in a sequential and FIFO manner in one of the participating threads, usually for testing purposes.
 
-These are available on all JVM platforms but some specific platforms, such as Android, have their own typical `Scheduler`s defined: `AndroidSchedulers.mainThread()`, `SwingScheduler.instance()` or `JavaFXSchedulers.gui()`.
+These are available on all JVM platforms but some specific platforms, such as Android, have their own typical `Scheduler`s defined: `AndroidSchedulers.mainThread()`, `SwingScheduler.instance()` or `JavaFXScheduler.platform()`.
 
 In addition, there is an option to wrap an existing `Executor` (and its subtypes such as `ExecutorService`) into a `Scheduler` via `Schedulers.from(Executor)`. This can be used, for example, to have a larger but still fixed pool of threads (unlike `computation()` and `io()` respectively).