diff --git a/scientificcomputing-script.tex b/scientificcomputing-script.tex
index 6f194f7..705a410 100644
--- a/scientificcomputing-script.tex
+++ b/scientificcomputing-script.tex
@@ -69,8 +69,17 @@
 \renewcommand{\texinputpath}{pointprocesses/lecture/}
 \include{pointprocesses/lecture/pointprocesses}
 
+\graphicspath{{spectral/lecture/}{spectral/lecture/figures/}}
+\lstset{inputpath=spectral/code/}
+\renewcommand{\texinputpath}{spectral/lecture/}
+\include{spectral/lecture/spectral}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%\part{Data handling, data annotation, version control}
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-\part{Appendix: }
+\part{Appendix}
 
 \graphicspath{{designpattern/lecture/}{designpattern/lecture/figures/}}
 \lstset{inputpath=designpattern/code}