diff --git a/_data/signed/xdefrag.yml b/_data/signed/xdefrag.yml
new file mode 100644
index 000000000..e04050e20
--- /dev/null
+++ b/_data/signed/xdefrag.yml
@@ -0,0 +1,2 @@
+name: xdefrag
+link: https://github.com/xdefrag