diff --git a/arbeit/ma.md b/arbeit/ma.md
index c0f72da..82ff22d 100644
--- a/arbeit/ma.md
+++ b/arbeit/ma.md
@@ -634,7 +634,7 @@ visualized in figure \ref{fig:1dtarget}.
 \begin{center}
 \includegraphics[width=0.7\textwidth]{img/1dtarget.png}
 \end{center}
-\caption{The target--shape for our 1--dimensional optimization--scenario
+\caption[The 1D--target--shape]{The target--shape for our 1--dimensional optimization--scenario
 including a wireframe--overlay of the vertices.}
 \label{fig:1dtarget}
 \end{figure}
@@ -711,7 +711,7 @@ analytic solution and multiple local minima.
 \begin{center}
 \includegraphics[width=0.7\textwidth]{img/3dtarget.png}
 \end{center}
-\caption{\newline
+\caption[3D source and target meshes]{\newline
 Left: The sphere we start from with 10\,807 vertices\newline
 Right: The face we want to deform the sphere into with 12\,024 vertices.}
 \label{fig:3dtarget}
diff --git a/arbeit/ma.pdf b/arbeit/ma.pdf
index 1bce5cd..b394efa 100644
Binary files a/arbeit/ma.pdf and b/arbeit/ma.pdf differ
diff --git a/arbeit/ma.tex b/arbeit/ma.tex
index 9808c91..1f48cdb 100644
--- a/arbeit/ma.tex
+++ b/arbeit/ma.tex
@@ -820,7 +820,7 @@ t(x,y) =
 \begin{center}
 \includegraphics[width=0.7\textwidth]{img/1dtarget.png}
 \end{center}
-\caption{The target--shape for our 1--dimensional optimization--scenario
+\caption[The 1D--target--shape]{The target--shape for our 1--dimensional optimization--scenario
 including a wireframe--overlay of the vertices.}
 \label{fig:1dtarget}
 \end{figure}
@@ -903,7 +903,7 @@ multiple local minima.
 \begin{center}
 \includegraphics[width=0.7\textwidth]{img/3dtarget.png}
 \end{center}
-\caption{\newline
+\caption[3D source and target meshes]{\newline
 Left: The sphere we start from with 10\,807 vertices\newline
 Right: The face we want to deform the sphere into with 12\,024 vertices.}
 \label{fig:3dtarget}