diff --git a/dataset.json b/dataset.json
index 144a8ed..a5a9930 100644
--- a/dataset.json
+++ b/dataset.json
@@ -586,7 +586,7 @@
     {
         "type": "gtfs",
         "source": "https://api.atm.cityway.fr/dataflow/offre-tc/download?provider=SngoNavetteGiverny&dataFormat=gtfs",
-        "feedId": "fr-sngo",
+        "feedId": "fr-sngo-giverny",
         "reference": "https://atoumod.fr"
     },
     {
diff --git a/realtime.json b/realtime.json
index 4969052..6a646cf 100644
--- a/realtime.json
+++ b/realtime.json
@@ -707,14 +707,14 @@
             "fuzzyTripMatching": true,
             "frequency": "30s",
             "url": "https://api.atm.cityway.fr/dataflow/horaire-tc-tr/download?provider=SngoNavetteGiverny&dataFormat=gtfs-rt",
-            "feedId": "fr-sngo"
+            "feedId": "fr-sngo-giverny"
         },
         {
             "type": "vehicle-positions",
             "fuzzyTripMatching": true,
             "frequency": "30s",
             "url": "https://api.atm.cityway.fr/dataflow/vehicule-tc-tr/download?provider=SngoNavetteGiverny&dataFormat=gtfs-rt",
-            "feedId": "fr-sngo"
+            "feedId": "fr-sngo-giverny"
         },
 
         {