diff --git a/_data/signed/xtrahigh.yaml b/_data/signed/xtrahigh.yaml
new file mode 100644
index 00000000..6aa2b74e
--- /dev/null
+++ b/_data/signed/xtrahigh.yaml
@@ -0,0 +1,2 @@
+name: Vadim Sokolov
+link: https://github.com/xtrahigh