diff --git a/slides.tex b/slides.tex
index 02ee5c7d014e5fc01ec3e3ea6653edab225b45d9..d7aee6dcfc617ce37458d9bc73f1643d44873e90 100644
--- a/slides.tex
+++ b/slides.tex
@@ -232,14 +232,14 @@ Problem
 
 \subsection{NixPkgs}
 
-\begin{frame}[fragile]{Nixpkgs}
+\begin{frame}[fragile]{Packages repositories}
   \begin{itemize}
     \item Packages are source code
     \item Decentralized repository
   \end{itemize}
 
   \vspace{1em}
-  Official Nix Git Repository:
+  Official Git Repository:
   \begin{tcolorbox}[colframe=black,colback=gray!10,coltext=black]
     \center
     https://github.com/NixOS/nixpkgs \\
@@ -253,6 +253,7 @@ Problem
 
 \end{frame}
 
+\section{Experiment Reproducibility}
 
 \begin{frame}[fragile]{}
 \begin{columns}