diff --git a/latex/presentation/slides.tex b/latex/presentation/slides.tex
index 41a1a9b..973866b 100644
--- a/latex/presentation/slides.tex
+++ b/latex/presentation/slides.tex
@@ -10,16 +10,16 @@
 
 \maketitle
 
-\begin{frame}[t, plain]{\contentsname}
+\begin{frame}[t,plain]{\contentsname}
   \tableofcontents
 \end{frame}
 
 \section{SECTION}
 \begin{frame}{TITLE}
-    Hello, world!
+  Hello, world!
 \end{frame}
 
-\begin{frame}[plain, noframenumbering]
+\begin{frame}[plain,noframenumbering]
   \begin{center}
     \Large\textbf{Bye, world.}
   \end{center}