diff --git a/_data/signatories.yaml b/_data/signatories.yaml
index 974341a..3d3e9c7 100644
--- a/_data/signatories.yaml
+++ b/_data/signatories.yaml
@@ -254,3 +254,5 @@
 - name: Manolis Marazakis
   affiliation: Principal Research Scientist, Institute of Computer Science, FORTH, Greece
   map: "[35.3062,25.0729]"
+- name: Matthias Güdemann
+  affiliation: Professor, Hochschule München University of Applied Sciences, Germany