diff --git a/app/comp/inscr_mod.py b/app/comp/inscr_mod.py
index 56567f80..a76f2430 100644
--- a/app/comp/inscr_mod.py
+++ b/app/comp/inscr_mod.py
@@ -34,7 +34,7 @@ def df_load_modimpl_inscr(formsemestre) -> pd.DataFrame:
         )
         df = df.merge(ins_df, how="left", left_index=True, right_index=True)
     # Force columns names to integers (moduleimpl ids)
-    df.columns = pd.Int64Index([int(x) for x in df.columns], dtype="int")
+    df.columns = pd.Index([int(x) for x in df.columns], dtype=int)
     # les colonnes de df sont en float (Nan) quand il n'y a
     # aucun inscrit au module.
     df.fillna(0, inplace=True)  # les non-inscrits
diff --git a/app/comp/moy_mod.py b/app/comp/moy_mod.py
index 13829a39..f5efbeb2 100644
--- a/app/comp/moy_mod.py
+++ b/app/comp/moy_mod.py
@@ -169,9 +169,7 @@ class ModuleImplResults:
                 self.en_attente = True
 
         # Force columns names to integers (evaluation ids)
-        evals_notes.columns = pd.Int64Index(
-            [int(x) for x in evals_notes.columns], dtype="int"
-        )
+        evals_notes.columns = pd.Index([int(x) for x in evals_notes.columns], dtype=int)
         self.evals_notes = evals_notes
 
     def _load_evaluation_notes(self, evaluation: Evaluation) -> pd.DataFrame: