fix

appendix.tex

@@ -25,7 +25,7 @@
         %\insertverticalnavigation{\swidth}%
         %\hyperlink{backup}{Back-up}
         \vfill
-        \hbox to2cm{\hskip0.5cm \includegraphics[width=1cm,height=1cm,keepaspectratio]{DESY_front.png}}
+        \hbox to2cm{\hskip0.5cm \includegraphics[width=1cm,height=1cm,keepaspectratio]{logo.png}}
         \vspace{0.2cm}
         \hbox to2cm{\hskip0.6cm\usebeamerfont{section in sidebar}\strut \usebeamercolor[fg]{section in sidebar}\ifthenelse{\boolean{showpagenumber}}{\insertframenumber/\insertpresentationendframe}{}}%
         \vskip3pt%

talk.tex

@@ -48,9 +48,9 @@
     %\and Paolo~Gunnellini \and Hannes~Jung \and Radek~\v{Z}leb\v{c}ík}
 \institute[DESY]{Deutsches Elektronen-Synchrotron\\Hamburg}
 \cleanlookdateon% Remove ordinal day reference
-\date{XX YY 2019}
+\date{XX YY 2020}
 \titlegraphic{
-    \includegraphics[height=2cm]{DESY_front.png}
+    \includegraphics[height=2cm]{logo.png}
 %    \hspace{1cm}
 %    \includegraphics[height=2cm]{CMS-Color.png}
 }