diff --git a/nupes/scripts/legislatives2022/import_resultats.py b/nupes/scripts/legislatives2022/import_resultats.py
index 2a0b017..a76c7ae 100644
--- a/nupes/scripts/legislatives2022/import_resultats.py
+++ b/nupes/scripts/legislatives2022/import_resultats.py
@@ -13,6 +13,12 @@ def importer_resultats_bv(engine: Engine, verbose: bool = False) -> None:
     tours = [(1, "https://www.data.gouv.fr/fr/datasets/r/a1f73b85-8194-44f4-a2b7-c343edb47d32"),
              (2, "https://www.data.gouv.fr/fr/datasets/r/96ffddda-59b4-41b8-a6a3-dfe1adb7fa36")]
 
+    with Session(engine) as session:
+        candidats = {(candidat.circonscription_id, candidat.numero): candidat
+                     for candidat in session.execute(select(CandidatLegislatives2022)).scalars().all()}
+        bv_ids = {(bv.commune_code, bv.code_bureau): bv.id
+                  for bv in session.execute(select(BureauVote)).scalars().all()}
+
     for tour, file_url in tours:
         file = get_file("https://www.data.gouv.fr/fr/datasets/r/a1f73b85-8194-44f4-a2b7-c343edb47d32",
                         "resultats-legislatives-2022-t1-par-bureau-de-vote.csv")
@@ -61,12 +67,10 @@ def importer_resultats_bv(engine: Engine, verbose: bool = False) -> None:
 
                     bv_code = row[6]
 
-                    if bv := session.execute(select(BureauVote).filter_by(commune_code=com_code, code_bureau=bv_code)) \
-                            .scalar_one_or_none():
-                        bv_id = bv.id
-                    else:
+                    if (com_code, bv_code) not in bv_ids:
                         print(f"Bureau de vote {com_code}_{bv_code} non trouvé")
                         continue
+                    bv_id = bv_ids[(com_code, bv_code)]
 
                     circo_code = row[2]
                     circo_id = f"{dpt_code.zfill(2)}-{circo_code.zfill(2)}"
@@ -144,9 +148,7 @@ def importer_resultats_bv(engine: Engine, verbose: bool = False) -> None:
                         numero = bloc_voix[0]
                         voix = int(bloc_voix[5])
 
-                        candidat = session.execute(select(CandidatLegislatives2022)
-                                                   .filter_by(circonscription_id=circo_id, numero=numero)) \
-                            .scalar_one_or_none()
+                        candidat = candidats[(circo_id, int(numero))]
 
                         voix_candidat_bv = session.execute(select(VoixBureauVoteLegislatives2022)
                                                            .filter_by(resultats_bureau_vote_id=resultats_bv.id,