diff --git a/people/jbetzendahl.md b/people/jbetzendahl.md
index dda91c5d5c05aa3128817177540fc8f5fdc27ad8..bd2368cea9e2969166177aefeb13171dbb5ca85a 100644
--- a/people/jbetzendahl.md
+++ b/people/jbetzendahl.md
@@ -20,4 +20,4 @@ My Bachelor Thesis at Bielefeld University had the topic of implementing Inverse
 
 I'm interested in logic, theorem proving, category theory, type theory and (formal) mathematics.
 
-If you want to contact me, my email address is _myFirstName_._myLastName_@fau.de
+If you want to contact me, my email address is _myFirstName_._myLastName_@fau.de (public pgp-key is [here](keys/0xC64D686FC97D4B2D.asc))