diff --git a/tex/UTB.tex b/tex/UTB.tex
index a17da6a..dcbe3fd 100644
--- a/tex/UTB.tex
+++ b/tex/UTB.tex
@@ -151,8 +151,9 @@
 \captionsetup[figure]{belowskip=0pt}
 \captionsetup[table]{aboveskip=0pt}
 \captionsetup[table]{belowskip=5pt}
-\captionsetup[listing]{aboveskip=5pt}
-\captionsetup[listing]{belowskip=0pt}
+% unused for the moment.
+% \captionsetup[lstlisting]{aboveskip=5pt}
+% \captionsetup[lstlisting]{belowskip=0pt}
 
 
 % =========================================================================== %