diff --git a/main.py b/main.py
index 361a607..94707a1 100644
--- a/main.py
+++ b/main.py
@@ -53,16 +53,13 @@ class Universite:
             # récupération notes
             resultat = {}
             for annee in annees:
-                reponse = session.post(url)
-                script = annee.attrs["onclick"][7:]
-                reponse.html.render(script=script)
                 resultat[annee.text] = None
 
-                url = url.replace("notes", "detailnotes")
-                reponse = session.get(url)
-                url = url.replace("detailnotes", "notes")
-                self.ecrirePageHTML(annee.text, reponse.text)
+                reponse.html.render(script=annee.attrs["onclick"][7:])
+                reponse = session.post(url.replace("render", "action").replace("detail", ""))
 
+                reponse = session.get(url.replace("action", "render").replace("notes", "detailnotes"))
+                self.ecrirePageHTML(annee.text, reponse.text)
 
             return resultat