diff --git a/_data/signed/v-dem.yaml b/_data/signed/v-dem.yaml
new file mode 100644
index 000000000..e396219d0
--- /dev/null
+++ b/_data/signed/v-dem.yaml
@@ -0,0 +1,2 @@
+name: Vitaly Demyanenko
+link: https://github.com/v-dem