diff --git a/index.md b/index.md
index 7be53ba16311d7a79aea92df9970ee3af8e2e88e..6408b0654e85057f438f09d2938bb052f4476876 100644
--- a/index.md
+++ b/index.md
@@ -47,6 +47,8 @@ Chaîne *BBB* du cours <https://bbb.hesge.ch/b/ore-xff-hkz-poh>
 
 <!-- ## [Théorie](prog_seq_c_cours/index.html) -->
 
+## Théorie 
+
 ### Introduction [PDF](prog_seq_c_cours/intro.pdf), [GIT](https://gitedu.hesge.ch/programmation_sequentielle/cours)
 
 ---