diff --git a/galton.pdf b/galton.pdf
index d8a0304..d33597a 100644
Binary files a/galton.pdf and b/galton.pdf differ
diff --git a/galton.tex b/galton.tex
index d9527d8..a80fb42 100644
--- a/galton.tex
+++ b/galton.tex
@@ -24,7 +24,7 @@
 	\end{textblock*}
 
 	\begin{textblock*}{3cm}(\dimexpr\paperwidth-3.5cm\relax,1.2cm) 
-		\includegraphics[width=2.5cm]{images/ulogo.pdf}
+		\includegraphics[width=2.5cm]{images/logo_up_math.png}
 	\end{textblock*}
 
     \maketitle