Update README.md

Author: nxrighthere

README.md

@@ -183,7 +183,7 @@ utils.SetDebugCallback(DebugType.Everything, debug);
 ```
 
 ### Unity
-Usage is almost the same as in the .NET environment, except that the console functions must be replaced with functions provided by Unity. If the `NetworkingSockets.DispatchCallback()` will be called in a game loop, then keep Unity run in background by enabling the appropriate option in the player settings.
+Usage is almost the same as in the .NET environment, except that the console functions must be replaced with functions provided by Unity. If the `NetworkingSockets.RunCallbacks()` will be called in a game loop, then keep Unity run in background by enabling the appropriate option in the player settings.
 
 API reference
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