--- a/cws/main_cw04.tex	Wed Nov 25 17:39:20 2020 +0000
+++ b/cws/main_cw04.tex	Wed Nov 25 18:25:15 2020 +0000
@@ -163,6 +163,11 @@
 
 \subsection*{Reference Implementation}
 
+You\alert{} need to download \texttt{knight1.jar} from KEATS. The one
+supplied with github does not contain the correct code. See Scala coursework
+section. \medskip
+
+\noindent
 This Scala part comes with three reference implementations in form of
 \texttt{jar}-files. This allows you to run any test cases on your own
 computer. For example you can call Scala on the command line with the