diff --git a/_data/signed/sebastian-urbach.yaml b/_data/signed/sebastian-urbach.yaml
new file mode 100644
index 00000000..5f99dac5
--- /dev/null
+++ b/_data/signed/sebastian-urbach.yaml
@@ -0,0 +1,2 @@
+name: Sebastian Urbach
+link: mailto:sebastian@urbach.org