diff --git a/cours/cours_prof.cls b/cours/cours_prof.cls
index a945bb9..fb635d5 100644
--- a/cours/cours_prof.cls
+++ b/cours/cours_prof.cls
@@ -397,10 +397,6 @@
     \subsection{#1}
 }
 
-% % text ghosting
-% \NewDocumentCommand \ghost { } {%
-%     \color{white}
-% }
 %-- %