Update README.md

Author: casrielasriel

README.md

@@ -9,7 +9,7 @@
 
 Cinnamon aims to be a open source re-implementation of GameMaker: Studio's runner for the 3DS and Wii U. This opens up lots of oppourtunities for games like Pizza Tower, Forager, Undertale, and Deltarune to run on the 3DS and Wii U.
 
-Games like UNDERTALE have already been successfully ported to the Wii U and 3DS and are playable the whole way through. While only Bytecode version 15 is supported as of now, more bytecodes and features will be implemented in the future.
+Games like UNDERTALE have already been successfully ported to the Wii U and 3DS and are playable the whole way through. While only Bytecode version 16 is supported as of now, more bytecodes and features will be implemented in the future.
 
 ### File Explanations:
 - runner.c handles events, rooms, instances, etc.