diff --git a/osm_vc63/utils.py b/osm_vc63/utils.py
index b06fafb..03a09b0 100644
--- a/osm_vc63/utils.py
+++ b/osm_vc63/utils.py
@@ -25,6 +25,7 @@ import os
 import datetime
 import shutil
 import pathlib
+import csv
 from collections import OrderedDict
 import requests
 from pyexcel_ods3 import save_data
@@ -148,77 +149,74 @@ class Utils:
 
         return response.json()
 
-    def run_reverse_geocoding(self, lat, lon):
-        """Retourne une adresse JSON à partir d'une position GPS."""
+    def geocodage_csv(self, data):
+        """
+        Renseigne une adresse pour chaque élément de data
+        en une fois via csv
+        """
 
-        url = self.geo_api_url + "/reverse/"
+        url = self.geo_api_url + "/reverse/csv/"
 
-        response = requests.get(url, params={"lon": str(lon), "lat": str(lat)})
+        # création du fichier à envoyer à l'API
+        with open("tmp_geocodage.csv", "w", newline="") as tmp_csv_file:
+            csv_writer = csv.writer(tmp_csv_file)
+            csv_writer.writerow(["lat", "lon"])
+
+            for element in data["elements"]:
+                if element["type"] == "node":
+                    csv_writer.writerow([element["lat"], element["lon"]])
+                else:
+                    csv_writer.writerow(
+                        [element["center"]["lat"], element["center"]["lon"]]
+                    )
+
+        # préparation et envoi de la requête
+        payload = dict(
+            [("data", ("tmp_geocodage.csv", open("tmp_geocodage.csv", "rb").read()))]
+        )
+        response = requests.post(url, files=payload)
+
+        # nettoyage
+        os.remove("tmp_geocodage.csv")
 
         if response.status_code != 200:
             raise errors.GeoApiError(response.status_code)
 
-        return response.json()
-
-    def geocodage(self, data):
-        """Renseigne une adresse pour chaque élément de data"""
-
+        # affectation des addresses
         for element in data["elements"]:
+            for row in csv.DictReader(response.text.splitlines()):
+                if element["type"] == "node":
+                    lat_ok = row["lat"] == str(element["lat"])
+                    lon_ok = row["lon"] == str(element["lon"])
+                else:
+                    lat_ok = row["lat"] == str(element["center"]["lat"])
+                    lon_ok = row["lon"] == str(element["center"]["lon"])
 
-            if element["type"] == "node":
-                rev_geocode = self.run_reverse_geocoding(element["lat"], element["lon"])
-            else:
-                rev_geocode = self.run_reverse_geocoding(
-                    element["center"]["lat"], element["center"]["lon"]
-                )
-
-            api_adresse = rev_geocode["features"][0]
-
-            element["tags"]["api_adresse:geometry:coordinates:lon"] = api_adresse[
-                "geometry"
-            ]["coordinates"][0]
-            element["tags"]["api_adresse:geometry:coordinates:lat"] = api_adresse[
-                "geometry"
-            ]["coordinates"][1]
-
-            element["tags"]["api_adresse:properties:label"] = api_adresse["properties"][
-                "label"
-            ]
-            element["tags"]["api_adresse:properties:score"] = api_adresse["properties"][
-                "score"
-            ]
-
-            if "housenumber" in api_adresse["properties"]:
-                element["tags"]["api_adresse:properties:housenumber"] = api_adresse[
-                    "properties"
-                ]["housenumber"]
-
-            element["tags"]["api_adresse:properties:type"] = api_adresse["properties"][
-                "type"
-            ]
-
-            element["tags"]["api_adresse:properties:name"] = api_adresse["properties"][
-                "name"
-            ]
-            element["tags"]["api_adresse:properties:postcode"] = api_adresse[
-                "properties"
-            ]["postcode"]
-            element["tags"]["api_adresse:properties:citycode"] = api_adresse[
-                "properties"
-            ]["citycode"]
-            element["tags"]["api_adresse:properties:city"] = api_adresse["properties"][
-                "city"
-            ]
-
-            if "street" in api_adresse["properties"]:
-                element["tags"]["api_adresse:properties:street"] = api_adresse[
-                    "properties"
-                ]["street"]
-
-            element["tags"]["api_adresse:properties:attribution"] = rev_geocode[
-                "attribution"
-            ]
-            element["tags"]["api_adresse:properties:licence"] = rev_geocode["licence"]
+                if lat_ok and lon_ok:
+                    element["tags"]["api_adresse:geometry:coordinates:lon"] = row[
+                        "result_longitude"
+                    ]
+                    element["tags"]["api_adresse:geometry:coordinates:lat"] = row[
+                        "result_latitude"
+                    ]
+                    element["tags"]["api_adresse:properties:label"] = row[
+                        "result_label"
+                    ]
+                    element["tags"]["api_adresse:properties:housenumber"] = row[
+                        "result_housenumber"
+                    ]
+                    element["tags"]["api_adresse:properties:type"] = row["result_type"]
+                    element["tags"]["api_adresse:properties:name"] = row["result_name"]
+                    element["tags"]["api_adresse:properties:postcode"] = row[
+                        "result_postcode"
+                    ]
+                    element["tags"]["api_adresse:properties:citycode"] = row[
+                        "result_citycode"
+                    ]
+                    element["tags"]["api_adresse:properties:city"] = row["result_city"]
+                    element["tags"]["api_adresse:properties:street"] = row[
+                        "result_street"
+                    ]
 
         logging.info("Géocodage inversé terminé")
 
diff --git a/rdoo.py b/rdoo.py
index 0e03216..5b5a142 100644
--- a/rdoo.py
+++ b/rdoo.py
@@ -169,7 +169,7 @@ def main():
                 if nb_resultats > 0:
                     if args.geocoding_inverse:
                         # géocodage inverse
-                        data = utils.geocodage(data)
+                        data = utils.geocodage_csv(data)
 
                     # traduction
                     data = utils.traduction(