diff --git a/pkg/models/postReference.go b/pkg/models/postReference.go
index df1267c..efaed73 100644
--- a/pkg/models/postReference.go
+++ b/pkg/models/postReference.go
@@ -3,7 +3,7 @@ package models
 type PostReference struct {
 	PostID   string `gorm:"primaryKey"`
 	SourceID string `gorm:"primaryKey"`
-	URL      string `gorm:"not null;unique"`
+	URL      string `gorm:"primaryKey"`
 	PostReferenceConfig
 }