diff --git a/dmp-db-scema/updates/06/03_Update_Researcher_Internal_Entities_Reference.sql b/dmp-db-scema/updates/06/03_Update_Researcher_Internal_Entities_Reference.sql
new file mode 100644
index 000000000..080cf05d7
--- /dev/null
+++ b/dmp-db-scema/updates/06/03_Update_Researcher_Internal_Entities_Reference.sql
@@ -0,0 +1,6 @@
+UPDATE "Researcher"
+SET "Reference" = CONCAT('dmp:', "ID")
+WHERE "ID" IN (
+	SELECT "ID" FROM "Researcher"
+	WHERE "Reference" LIKE 'dmp:%'
+)
\ No newline at end of file