diff --git a/lib/domains/edu/isty.uvsq.fr b/lib/domains/edu/isty.uvsq.fr
deleted file mode 100644
index 8a2dcdf27c..0000000000
--- a/lib/domains/edu/isty.uvsq.fr
+++ /dev/null
@@ -1 +0,0 @@
-isty