diff --git a/report/chapters/swash.tex b/report/chapters/swash.tex
index b0a8719..1cc2261 100644
--- a/report/chapters/swash.tex
+++ b/report/chapters/swash.tex
@@ -87,7 +87,7 @@ Model: \SI{1450}{\m} offshore, \SI{300}{\m} shorewards. \SI{250}{\m} sponge laye
 Results \autoref{fig:res45}.
 \begin{figure}
 	\centering
-	\includegraphics{R_2lay_45.png}
+	\includegraphics{R_2lay_45.pdf}
 	\caption{Results (1: breakwater; 2: no breakwater).}\label{fig:res45}
 \end{figure}
 
diff --git a/report/fig/R_2lay_45.pdf b/report/fig/R_2lay_45.pdf
new file mode 100644
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