diff --git a/presentation.tex b/presentation.tex
index af2f791..013418e 100644
--- a/presentation.tex
+++ b/presentation.tex
@@ -71,9 +71,9 @@
         & \makebox[0.5cm][l]{\rotatebox{60}{Telegram}}
         & \makebox[0.5cm][l]{\rotatebox{60}{Signal}}
         & \makebox[0.5cm][l]{\rotatebox{60}{Wire}}
-        & \makebox[0.5cm][l]{\rotatebox{60}{Element/Riot}}
+        & \makebox[0.5cm][l]{\rotatebox{60}{Element/Matrix}}
         & \makebox[0.5cm][l]{\rotatebox{60}{Briar}}
-        & \makebox[0.5cm][l]{\rotatebox{60}{Deltachat}}
+        & \makebox[0.5cm][l]{\rotatebox{60}{Delta Chat/Email}}
         \\
         & \includegraphics[height=1.5em]{whatsapp.png}
         & \includegraphics[height=1.5em]{telegram.png}