diff --git a/_data/signed/PYfffE.yaml b/_data/signed/PYfffE.yaml
new file mode 100644
index 000000000..02fed8d7d
--- /dev/null
+++ b/_data/signed/PYfffE.yaml
@@ -0,0 +1,2 @@
+name: Alexei Panfilov
+link: https://github.com/PYfffE