diff --git a/Makefile b/Makefile
index 378314c..d704f41 100755
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,7 @@ PDFS=$(patsubst $(SOURCEDIR)/%.md,$(BUILDDIR)/%.pdf,$(SOURCES))
 BOOKS=$(patsubst $(SOURCEDIR)/%.md,$(BUILDDIR)/%.tex,$(SOURCES))
 
 .PHONY: all
-all: slides pdfs book
+all: slides pdfs # book
 
 .PHONY: slides
 slides: $(SLIDES)
diff --git a/templates/index.html b/templates/index.html
index 9f2da9f..4247b38 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -50,10 +50,10 @@ <h1>Slides Dev Web<span>HE-Arc 2023/24</span></h1>
 <div class=chapter><a href='12-risques.html' class='left'>
 Risques
 </a><a href='12-risques.pdf' class='right'>PDF</a></div>
-<!--                    
 <div class=chapter><a href='13-rails.html' class='left'>
 Rails
 </a><a href='13-rails.pdf' class='right'>PDF</a></div>
+<!--
 <a href='book.pdf' class='book'>Livre complet</a>
 -->
                 </nav>