diff --git a/setup_main_tex_file.py b/setup_main_tex_file.py
index cceb23a..f52cc2e 100755
--- a/setup_main_tex_file.py
+++ b/setup_main_tex_file.py
@@ -369,7 +369,8 @@ def main():
         section_re = re.compile(r'\\section\{(?P<name>.*?)\}')
         part_re = re.compile(r'\\part\{(?P<name>.*?)}')
         subsection_re = re.compile(r'\\subsection\{(?P<name>.*?)\}')
-        with open(args.master, 'r') as master_tex:
+        master_file = path.join('presentations', args.directory, 'diaporama.tex')
+        with open(master_file, 'r') as master_tex:
             master = master_tex.read()
         skbconfig = SKBCONFIG_RE.search(master)
 
@@ -380,10 +381,10 @@ def main():
         includes = SKBINPUT_RE.finditer(master)
         parts_list = [(part.start(), part_level, part.group('name')) for part in parts]
         sections_list = [(section.start(), section_level, section.group('name')) for section in sections]
-        includes_list = [element for skbinput in includes for element in outline_from_include(file_path_from_skbinput(skbinput, args.master, skbconfig), skbinput.start(), document_class)]
+        includes_list = [element for skbinput in includes for element in outline_from_include(file_path_from_skbinput(skbinput, master_file, skbconfig), skbinput.start(), document_class)]
         subsections_list = [(subsection.start(), subsection_level, subsection.group('name')) for subsection in subsections]
         structured_outline = structure_outline(filter_outlines(reorder_lists(parts_list, sections_list, includes_list, subsections_list)))
-        content_file = path.join(path.dirname(path.abspath(args.master)), 'programme', 'contenu.tex')
+        content_file = path.join(path.dirname(path.abspath(master_file)), 'programme', 'contenu.tex')
         with open(content_file, 'w') as content_fh:
             content_fh.write(structured_outline.render())
 
@@ -415,7 +416,7 @@ def main():
     parser_update.add_argument('-m', '--master', help="Emplacement du fichier maître", required=True)
     parser_update.set_defaults(func=update)
     parser_outline = subparsers.add_parser('outline', help="Création du programme à partir du fichier maître")
-    parser_outline.add_argument('-m', '--master', help="Emplacement du fichier maître", required=True)
+    parser_outline.add_argument('-d', '--directory', help="Sous-répertoires contenant le diaporama", required=True)
     parser_outline.set_defaults(func=outline)
     args = parser.parse_args()
     args.func(args)