diff --git a/_data/signed/vifon.yml b/_data/signed/vifon.yml
new file mode 100644
index 00000000..adb926a7
--- /dev/null
+++ b/_data/signed/vifon.yml
@@ -0,0 +1,2 @@
+name: Wojciech Siewierski
+link: https://github.com/vifon