diff --git a/_data/signed/kalehmann.yaml b/_data/signed/kalehmann.yaml
new file mode 100644
index 00000000..a4b77946
--- /dev/null
+++ b/_data/signed/kalehmann.yaml
@@ -0,0 +1,2 @@
+name: Karsten Lehmann
+link: https://kalehmann.de