diff --git a/teaching/COM303/lectures/20 - quantization oversampling/lecture_20.tex b/teaching/COM303/lectures/20 - quantization oversampling/lecture_20.tex
index 788b629..70516e6 100644
--- a/teaching/COM303/lectures/20 - quantization oversampling/lecture_20.tex	
+++ b/teaching/COM303/lectures/20 - quantization oversampling/lecture_20.tex	
@@ -1,46 +1,46 @@
 \documentclass[aspectratio=169]{beamer}
 
 \def\stylepath{../styles}
 \usepackage{\stylepath/com303}
 \usepackage{pst-3dplot}
 
 % set date for scheduled broadcast, if known
 %\date{}
 
 %\setbeameroption{show only notes}\def\logoEPFL{}
 %\setbeameroption{show notes}
 
 
 \begin{document}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \lect{20}
-\title{Quantization}
+\title{Quantization and Oversampling}
 \date{}
 
 \maketitle
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \begin{frame}
   \frametitle{overview}
   \begin{itemize}
     \item quantization
     \item A/D and D/A converters
     \item oversampling
   \end{itemize}
 \end{frame}
 
 \intertitle{quantization}
 \input{1_quantization.tex}
 
 \intertitle{A/D and D/A converters}
 \input{2_ADDA.tex}
 
 \intertitle{oversampling}
 \input{3_oversampling.tex}
 
 
 %\cueCard{BREAK}
 
 \end{document}