diff --git a/slides/cours_1.md b/slides/cours_1.md
index 7ff00f2dd69b007dcc9a9b6b1d332045304b06b0..53a85bdbbcb2a2863357c4c770f12d3ca81eeeb5 100644
--- a/slides/cours_1.md
+++ b/slides/cours_1.md
@@ -1,5 +1,5 @@
 ---
-title: "Introduction aux algorithmes"
+title: "Introduction aux algorithmes I"
 date: "2024-09-16"
 ---
 
diff --git a/slides/cours_2.md b/slides/cours_2.md
index ee62a00678c69262b44eb233f75a680d0799dc8f..9359eef78c798f5cbe328d680b0f768366d55eec 100644
--- a/slides/cours_2.md
+++ b/slides/cours_2.md
@@ -1,5 +1,5 @@
 ---
-title: "Introduction aux algorithmes"
+title: "Introduction aux algorithmes II"
 date: "2024-09-16"
 ---