diff --git a/slides/english/02_Studiumsverwaltung.tex b/slides/english/02_Studiumsverwaltung.tex
index c8ce9790b7c519cd395adfefc931d22cf7bb3023..0a91f21a3232104cf0743fe2ac80e0d8202f4bd4 100644
--- a/slides/english/02_Studiumsverwaltung.tex
+++ b/slides/english/02_Studiumsverwaltung.tex
@@ -36,7 +36,7 @@
                 \item Commit (and withdraw commitment) for exams
                 \item See grades
             \end{itemize}
-            \underline{Already in \textbf{LSF}}:
+            \underline{Still in \textbf{LSF}}:
             \begin{itemize}
                 \item Registration for some lectures (language courses)
             \end{itemize}
@@ -105,32 +105,46 @@
 \subsection{How do commitments work in heiCO?}
 
 \begin{frame}{Like this.}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_1.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{And then...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_2.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{And then again...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_3.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Furthermore...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_4.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Finally...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_5.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Or not...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_6.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Hooray!...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_7.png}
-\end{frame}    
+    \end{center}
+\end{frame}
 
 \subsection{Problems}
 
diff --git a/slides/german/02_Studiumsverwaltung.tex b/slides/german/02_Studiumsverwaltung.tex
index 32e5bce45785fcc84840bfdabc495cf66c8506b9..2c8d18861e82917e559321235abee68c8d6f685b 100644
--- a/slides/german/02_Studiumsverwaltung.tex
+++ b/slides/german/02_Studiumsverwaltung.tex
@@ -105,31 +105,45 @@
 \subsection{Wie funktioniert das Commitment in heiCO?}
 
 \begin{frame}{So nämlich.}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_1.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Und dann...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_2.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Und dann noch...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_3.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Anschließend dann noch...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_4.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Schlussendlich...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_5.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Oder auch nicht...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_6.png}
+    \end{center}
 \end{frame}
 
 \begin{frame}{Endlich!...}
+    \begin{center}
         \includegraphics[width=0.8\textwidth]{../img/commit_7.png}
+    \end{center}
 \end{frame}
 
 \subsection{Probleme}