diff --git a/papi/main.py b/papi/main.py
index bd09c0b..a6631d2 100644
--- a/papi/main.py
+++ b/papi/main.py
@@ -77,8 +77,11 @@ def list_notification(idsonde: str):
 
 
 @app.post("/sonde/{idsonde}/")
-def post_sonde_data(idsonde: str, body: dict = Body(...)):
-    if idsonde not in sondes:
+def post_sonde_data(
+    idsonde: str, body: dict = Body(...), db: Session = Depends(get_db)
+):
+
+    if not (sonde := crud.get_sonde(db, idsonde)):
         return
 
     mesures_ = mesures[idsonde]