diff --git a/backend/models/modelToucan.js b/backend/models/modelToucan.js
index ee06256262412b323ee5aa1465eaaa192ca17901..203d12ce65c1d89fe2e613545b26f707571ebf98 100644
--- a/backend/models/modelToucan.js
+++ b/backend/models/modelToucan.js
@@ -10,7 +10,4 @@ var toucanSchema = new Schema ({
     date: {type : Date, required: true},
 });
 
-// La date doit ĂȘtre unique
-toucanSchema.index({date:-1},{unique: true});
-
 module.exports = mongoose.model("Toucan",toucanSchema);
\ No newline at end of file