diff --git a/_data/signed/tsunamaru.yaml b/_data/signed/tsunamaru.yaml
new file mode 100644
index 00000000..a8aed90e
--- /dev/null
+++ b/_data/signed/tsunamaru.yaml
@@ -0,0 +1,2 @@
+name: Artem Vetrov
+link: https://github.com/tsunamaru