diff --git a/presentations/Basic/Basic.pdf b/presentations/Basic/Basic.pdf
index 7bffba1..7657218 100644
Binary files a/presentations/Basic/Basic.pdf and b/presentations/Basic/Basic.pdf differ
diff --git a/presentations/Basic/Basic.tex b/presentations/Basic/Basic.tex
index 1675160..3c02865 100644
--- a/presentations/Basic/Basic.tex
+++ b/presentations/Basic/Basic.tex
@@ -1,5 +1,5 @@
 \documentclass{beamer}
-\usetheme{Frankfurt}
+\usetheme{metropolis}  % https://github.com/matze/mtheme
 \usecolortheme{default}
 \usepackage{hyperref}
 \usepackage[utf8]{inputenc} % this is needed for german umlauts