diff --git a/lectures/slides_tex/01-Python_for_Data_Science.tex b/lectures/slides_tex/01-Python_for_Data_Science.tex
index e297689..675ac9d 100644
--- a/lectures/slides_tex/01-Python_for_Data_Science.tex
+++ b/lectures/slides_tex/01-Python_for_Data_Science.tex
@@ -25,7 +25,7 @@
 \let \vec \mathbf
 
 \newcommand{\classname}{NANOx81}
-\newcommand{\classyear}{Fall 2022}
+\newcommand{\classyear}{Fall 2023}
 \mode<presentation> {
     \usetheme{CambridgeUS}
     \setbeamertemplate{footline}[text line]{%