diff --git a/docs/source/quickstart.rst b/docs/source/quickstart.rst
index 7c8017e3..9b73500b 100644
--- a/docs/source/quickstart.rst
+++ b/docs/source/quickstart.rst
@@ -46,7 +46,7 @@ file system changes and simply log them to the console::
         observer.schedule(event_handler, path, recursive=True)
         observer.start()
         try:
-            while observer.isAlive():
+            while observer.is_alive():
                 observer.join(1)
         finally:
             observer.stop()