diff --git a/Kapitel_Integraltransformationen/Kapitel-Fourier-Reihen.tex b/Kapitel_Integraltransformationen/Kapitel-Fourier-Reihen.tex
index 03db7e49e15530c9a7c780ee0be7a5d507738c36..9f5e29aa7d85d5c43b5046cc34d6c213e4ccb061 100644
--- a/Kapitel_Integraltransformationen/Kapitel-Fourier-Reihen.tex
+++ b/Kapitel_Integraltransformationen/Kapitel-Fourier-Reihen.tex
@@ -173,16 +173,16 @@
   von Sinus- und Cosinusfunktionen.
 
  \begin{center}
-  \only<1>{
+  \only<beamer:1|handout:1>{
    \includegraphics[width=0.7\textwidth]{signal-symmetrical}
   }
-  \only<2>{
+  \only<beamer:2|handout:2>{
    \includegraphics[width=0.7\textwidth]{harmonic-decomposition-symmetrical}
   }
-  \only<3>{
+  \only<beamer:3|handout:3>{
    \includegraphics[width=0.7\textwidth]{signal-asymmetrical}
   }
-  \only<4>{
+  \only<beamer:4|handout:4>{
    \includegraphics[width=0.7\textwidth]{harmonic-decomposition-asymmetrical}
   }
 
@@ -1294,22 +1294,22 @@ height=0.625\textheight,
  \pause
  und
  \begin{align*}
-  \only<4>{
+  \only<beamer:4|handout:4>{
   f(x)
   }
-  \only<5>{
+  \only<beamer:5|handout:5>{
   \cred{f(x)}
   }
   & =
   c_0
   +
   \sum_{k=1}^\infty \big( c_k e^{ikx} + c_{-k} e^{-ikx}\big)
-  \only<4>{
+  \only<beamer:4|handout:4>{
   \phantom{
   =
   \sum_{k=-\infty}^\infty c_k e^{ikx}
   }}
-  \only<5>{
+  \only<beamer:5|handout:5>{
   =
   \cred{\sum_{k=-\infty}^\infty c_k e^{ikx}}
   }