diff --git a/Makefile b/Makefile
index f0e6a75d9709b8f1060c3e82838949d7f306cc5e..c59c893d6cc87c30d8040cf4262fc395ab257c51 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 ressources-md:
-	for i in module1/ressources module2/ressources module3/ressources \
+	for i in module1/ressources module2/ressources module2/slides module3/ressources \
 	    module4/ressources; do \
-	     make -C $$i; \
+	     make -C $$i ressources-md; \
 	done
diff --git a/module1/ressources/Makefile b/module1/ressources/Makefile
index 839d368fe8ae63bc58ab786f42967226cf002215..ecaf8a78a5ffd71493260ac21a26fbcc7068bc68 100644
--- a/module1/ressources/Makefile
+++ b/module1/ressources/Makefile
@@ -1,3 +1,3 @@
-all: introduction_to_markdown.md
+ressources-md: introduction_to_markdown.md introduction_to_markdown_fr.md
 
 include ../../Makefile.ressources
diff --git a/module2/ressources/Makefile b/module2/ressources/Makefile
index 01be81c8377cf86faf42b454fd2deb57b2a0daba..daf774a8ac172603be66b0985f86927e213ea828 100644
--- a/module2/ressources/Makefile
+++ b/module2/ressources/Makefile
@@ -1,4 +1,4 @@
-all: emacs_orgmode.md emacs_orgmode_fr.md jupyter.md jupyter_fr.md maintaining_a_journal.md maintaining_a_journal_fr.md gitlab.md gitlab_fr.md rstudio.md rstudio_fr.md orgmode_examples/README.md orgmode_examples/README_fr.md
+ressources-md: emacs_orgmode.md emacs_orgmode_fr.md jupyter.md jupyter_fr.md maintaining_a_journal.md maintaining_a_journal_fr.md gitlab.md gitlab_fr.md rstudio.md rstudio_fr.md orgmode_examples/README.md orgmode_examples/README_fr.md
 
 include ../../Makefile.ressources
 
diff --git a/module3/ressources/Makefile b/module3/ressources/Makefile
index 07fecf71de10c4ab955765305f77dbdad1add2d7..5e3f8c054c305e4f95a6236b96afa291cc5675ff 100644
--- a/module3/ressources/Makefile
+++ b/module3/ressources/Makefile
@@ -1,3 +1,3 @@
-all:
+resources-md:
 
 include ../../Makefile.ressources
diff --git a/module4/ressources/Makefile b/module4/ressources/Makefile
index ec0abfddf82f2594107e5461109622b80f9b532a..74ac716133533e669f5aeba057dd1917cbca33fe 100644
--- a/module4/ressources/Makefile
+++ b/module4/ressources/Makefile
@@ -1,4 +1,4 @@
-all: resources_refs.md resources_environment.md resources_refs_fr.md resources_environment_fr.md # exo1.html exo2.html exo3.html
+ressources-md: resources_refs.md resources_environment.md resources_refs_fr.md resources_environment_fr.md # exo1.html exo2.html exo3.html
 
 include ../../Makefile.ressources