diff --git a/presentation/presentation.pdf b/presentation/presentation.pdf
index a6700bf..6357137 100644
Binary files a/presentation/presentation.pdf and b/presentation/presentation.pdf differ
diff --git a/presentation/presentation.tex b/presentation/presentation.tex
index 9962f25..cfad8f8 100644
--- a/presentation/presentation.tex
+++ b/presentation/presentation.tex
@@ -83,7 +83,7 @@
                 séparée en plusieurs aires dont le but est de colorer des
                 cases en noir et blanc.
                 \\
-                \rule{15em}{0.2mm}
+                \rule{15em}{0.15mm}
                 \\
                 \textbf{Example de plateau}
                 \\