diff --git a/Makefile b/Makefile
index 5411023fc8a7a3e67bb642322aea8c785d562ad7..e9d3f02cf33d41c23e8cfc4c18ab71c406809d97 100644
--- a/Makefile
+++ b/Makefile
@@ -28,30 +28,30 @@ cours.pdf: 00_macros.md 01_rappel.md 02_optimisation.md 03_integrales.md 04_edo.
 cours.html: 00_macros.md 01_rappel.md 02_optimisation.md 03_integrales.md 04_edo.md 05_fourier.md 06_probas_stats.md 07_remerciements.md 08_notes.md
 	pandoc -s $(OPTIONS) $(HTMLOPTIONS) -o $@ $^ --metadata-file metadata.yaml
 
-hakyll_gen: Rappel.markdown Optimisation.markdown Integrales.markdown Equation_Differentielles_Ordinaires.markdown Transformees_de_Fourier.markdown Probabilites_et_Statistique.markdown Remerciements.markdown
+hakyll_gen: 1_Rappel.markdown 2_Optimisation.markdown 3_Integrales.markdown 4_Equation_Differentielles_Ordinaires.markdown 5_Transformees_de_Fourier.markdown 6_Probabilites_et_Statistique.markdown 7_Remerciements.markdown
 
 macros: 00_macros.md
 	sed  "1i ---\ndate: $(shell date +%y%y-%m-%d)\n---" $< > $@
 
-Rappel.markdown: macros 01_rappel.md 08_notes.md
+1_Rappel.markdown: macros 01_rappel.md 08_notes.md
 	cat $^ > $@
 
-Optimisation.markdown: macros 02_optimisation.md 08_notes.md
+2_Optimisation.markdown: macros 02_optimisation.md 08_notes.md
 	cat $^ > $@
 
-Integrales.markdown: macros 03_integrales.md 08_notes.md
+3_Integrales.markdown: macros 03_integrales.md 08_notes.md
 	cat $^ > $@
 
-Equation_Differentielles_Ordinaires.markdown: macros 04_edo.md 08_notes.md
+4_Equation_Differentielles_Ordinaires.markdown: macros 04_edo.md 08_notes.md
 	cat $^ > $@
 
-Transformees_de_Fourier.markdown: macros 05_fourier.md 08_notes.md
+5_Transformees_de_Fourier.markdown: macros 05_fourier.md 08_notes.md
 	cat $^ > $@
 
-Probabilites_et_Statistique.markdown: macros 06_probas_stats.md 08_notes.md
+6_Probabilites_et_Statistique.markdown: macros 06_probas_stats.md 08_notes.md
 	cat $^ > $@
 
-Remerciements.markdown: macros 07_remerciements.md 08_notes.md
+7_Remerciements.markdown: macros 07_remerciements.md 08_notes.md
 	cat $^ > $@