diff --git a/_toc.yml b/_toc.yml
index 4ef5151a..81bee1f9 100644
--- a/_toc.yml
+++ b/_toc.yml
@@ -31,7 +31,7 @@ parts:
     sections:
     - td: 'Exercice : Chemin dans une matrice'
       file: algo/prog_dyn/td/matrice_prog_dyn.pdf
-    - tp: algo/prog_dyn/tp/tp1/tp_prog_dyn.ipynb
-    - cor: algo/prog_dyn/tp/tp2/tp_sac_dos.ipynb
+    - cor: algo/prog_dyn/tp/tp1/tp_prog_dyn.ipynb
+    - tp: algo/prog_dyn/tp/tp2/tp_sac_dos.ipynb
     - tp: algo/prog_dyn/seam_carving/seam_carving.ipynb
 root: intro