diff --git a/Makefile b/Makefile
index 4c2c2bdac83fc19b6e2e58b520fcb430e4065aab..26d74e979aa909b7b8e43e212a308b325ab5c0a3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,15 @@
-pdf:
+prerequisites:
+	@echo "Vérification du fonctionnement de pandoc"
+	@which pandoc > /dev/null || (echo "❌ Impossible de trouver la commande pandoc." ; exit 1)
+
+prerequisites-pdflatex: prerequisites
+	@echo "Vérification de la présence de pdflatex"
+	@which pdflatex > /dev/null || (echo "❌ Impossible de trouver la commande pdflatex." ; exit 1)
+
+pdf: prerequisites-pdflatex
 	pandoc --defaults=config.yaml -o dist/Output.pdf
 
-html:
+html: prerequisites
 	pandoc --defaults=config.yaml -o dist/Output.html
 
-all: pdf html
\ No newline at end of file
+all: prerequisites-pdflatex pdf html
\ No newline at end of file