diff --git a/doc/users/Tuto1/build.sh b/doc/users/Tuto1/build.sh
index a247a4ad..47878d6d 100755
--- a/doc/users/Tuto1/build.sh
+++ b/doc/users/Tuto1/build.sh
@@ -1,4 +1,6 @@
 #! /bin/sh
 
+pdflatex -no-shell-escape step-by-step.tex
 pdflatex -no-shell-escape step-by-step.tex
 pdflatex -no-shell-escape pas-a-pas.tex
+pdflatex -no-shell-escape pas-a-pas.tex