diff --git a/api/src/nlp/schemas/nlp-entity.schema.ts b/api/src/nlp/schemas/nlp-entity.schema.ts
index 51b89b47..f16b129f 100644
--- a/api/src/nlp/schemas/nlp-entity.schema.ts
+++ b/api/src/nlp/schemas/nlp-entity.schema.ts
@@ -61,7 +61,7 @@ export class NlpEntityStub extends BaseSchema {
   /**
    * Entity's weight used to determine the next block to trigger in the conversational flow.
    */
-  @Prop({ type: Number, default: 1, unique: false })
+  @Prop({ type: Number, default: 1 })
   weight: number;
 
   /**