diff --git a/services/web/app/src/models/DeletedProject.js b/services/web/app/src/models/DeletedProject.js
index 8f1070a06b..1f240f7494 100644
--- a/services/web/app/src/models/DeletedProject.js
+++ b/services/web/app/src/models/DeletedProject.js
@@ -18,7 +18,7 @@ const DeleterDataSchema = new Schema({
   deletedProjectReadOnlyToken: { type: String },
   deletedProjectLastUpdatedAt: { type: Date },
   deletedProjectOverleafId: { type: Number },
-  deletedProjectOverleafHistoryId: { type: Number },
+  deletedProjectOverleafHistoryId: { type: Schema.Types.Mixed },
 })
 
 const DeletedProjectSchema = new Schema(