diff --git a/module3/exo3/exercice_python_en.org b/module3/exo3/exercice_python_en.org
index 5782f493934678ba782fb65634a4d86e5f3adefc..85e606e64fa2d91f425c9c5497c6524724c68f77 100644
--- a/module3/exo3/exercice_python_en.org
+++ b/module3/exo3/exercice_python_en.org
@@ -1,6 +1,6 @@
-#+TITLE:  Your title
-#+AUTHOR: Your name
-#+DATE:   Today's date
+#+TITLE:  CO2 concentration in the atmosphere since 1958
+#+AUTHOR: LOAN TRUONG
+#+DATE:   23 Mar
 #+LANGUAGE: en
 # #+PROPERTY: header-args :eval never-export