diff --git a/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/raw/MigrateMongoMdstoresApplication.java b/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/raw/MigrateMongoMdstoresApplication.java
index 57ca9b4c4..0c8903672 100644
--- a/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/raw/MigrateMongoMdstoresApplication.java
+++ b/dhp-workflows/dhp-graph-mapper/src/main/java/eu/dnetlib/dhp/oa/graph/raw/MigrateMongoMdstoresApplication.java
@@ -108,6 +108,9 @@ public class MigrateMongoMdstoresApplication extends AbstractMigrationApplicatio
 			.forEach(
 				consumeMDStore(
 					mdFormat, mdLayout, mdInterpretation, hdfsPath, fileSystem, mongoBaseUrl, mongoDb, hdfsMDStores));
+
+		// TODO: DELETE MDStORE FOLDER NOT PRESENT IN MONGO
+
 	}
 
 	/**