--- a/slides/slides09.tex	Mon Sep 18 14:02:46 2017 +0100
+++ b/slides/slides09.tex	Tue Sep 26 12:19:54 2017 +0100
@@ -53,7 +53,7 @@
   \begin{center}
   \begin{tabular}{ll}
   Email:  & christian.urban at kcl.ac.uk\\
-  Office: & S1.27 (1st floor Strand Building)\\
+  Office: & N7.07 (North Wing, Bush House)\\
   Slides: & KEATS (also home work is there)\\
   \end{tabular}
   \end{center}