diff --git a/thesis/2-Background.tex b/thesis/2-Background.tex
index 848b1568345a7444098309c705cc9d9146d73929..604448bdc299213f9e72d7298eafe85a94005e09 100644
--- a/thesis/2-Background.tex
+++ b/thesis/2-Background.tex
@@ -190,10 +190,10 @@ One thing is certain: So far, on grounds of literature study alone, it remains u
 In order to uncover this, various Wikipedia's pages, among other things policies, guidelines, documentation and discussions, are studied in chapter~\ref{chap:filters} and filter data from the English Wikipedia is analysed in chapter~\ref{chap:overview-en-wiki}.
 But first, chapter~\ref{chap:methods} introduces the applied methodology.
 
-%TODO is it better to introduce the graphic earlier?
+%TODO is it better to introduce the graphic earlier? and make landscape?
 \begin{figure}
 \centering
-  \includegraphics[width=0.9\columnwidth]{pics/funnel-diagramm-no-filters.JPG}
+  \includegraphics[width=0.9\columnwidth]{pics/funnel-no-filters.png}
   \caption{State of the scientific literature: edit filters are missing from the quality control frame}~\label{fig:funnel-no-filters}
 \end{figure}
 
diff --git a/thesis/4-Edit-Filters.tex b/thesis/4-Edit-Filters.tex
index b984265e0891c2641e91ce6149f975d1f7b9c92e..cc72ee6f236785eeb475e6f486ed91bb9546a254 100644
--- a/thesis/4-Edit-Filters.tex
+++ b/thesis/4-Edit-Filters.tex
@@ -604,6 +604,6 @@ and conclude that claims of the literature (see section~\ref{section:bots}) shou
 
 \begin{figure}
 \centering
-  \includegraphics[width=0.9\columnwidth]{pics/funnel-diagramm-with-filters.JPG}
+  \includegraphics[width=0.9\columnwidth]{pics/funnel-with-filters.png}
   \caption{Edit filters' role in the quality control frame}~\label{fig:funnel-with-filters}
 \end{figure}
diff --git a/thesis/pics/funnel-no-filters.png b/thesis/pics/funnel-no-filters.png
new file mode 100644
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diff --git a/thesis/pics/funnel-with-filters.png b/thesis/pics/funnel-with-filters.png
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