diff --git a/lecture.cls b/lecture.cls
index 262a1fb..7ee281e 100644
--- a/lecture.cls
+++ b/lecture.cls
@@ -17,6 +17,7 @@
 \RequirePackage{enumerate}
 \RequirePackage{tikz}
 \RequirePackage{pgfplots}
+\RequirePackage[nobottomtitles]{titlesec}
 
 \usetikzlibrary{quotes, angles}
 
diff --git a/ws2019/ana/lectures/analysis.pdf b/ws2019/ana/lectures/analysis.pdf
index 180fad4..cd43fc5 100644
Binary files a/ws2019/ana/lectures/analysis.pdf and b/ws2019/ana/lectures/analysis.pdf differ