Fix typo

README.md

@@ -198,7 +198,7 @@ I am always happy to help as much as I can, and I am glad if someone
 uses the `kaobook` class for their works, so there is no real need to do
 anything: the kaobook can be used just like any other LaTeX package (no 
 need to add copyright statements). However, if you want to aknowledge 
-kaobook, adding somewhere a sentence like 'This book was tyeset with the 
+kaobook, adding somewhere a sentence like 'This book was typeset with the
 kaobook class' would suffice.
 
 Coffee keeps me awake and helps me writing a better LaTeX template. As