diff --git a/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/entity/Institution.java b/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/entity/Institution.java
index 783a45bb4..d0fef6d75 100644
--- a/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/entity/Institution.java
+++ b/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/entity/Institution.java
@@ -4,12 +4,14 @@
 import it.pagopa.selfcare.onboarding.common.Origin;
 import it.pagopa.selfcare.onboarding.util.InstitutionPaSubunitType;
 import lombok.Data;
+import org.bson.codecs.pojo.annotations.BsonProperty;
 
 import java.util.List;
 
 @Data
 public class Institution {
 
+    @BsonProperty("id")
     private String id;
     private InstitutionType institutionType;
     private String taxCode;