diff --git a/students26.txt b/students26.txt
index e10e2de2..e22b7612 100644
--- a/students26.txt
+++ b/students26.txt
@@ -48,7 +48,7 @@ Szymon	Konieczny
 Cyprien	Kutek
 Guillaume	Leopold
 Léonard	Levy
-Lucas	Lonegro Gurfinkel
+Lucas	Lonegro Gurfinkel X
 Elisa	Marlow
 Mathurin	Massias
 Martin	Michaut