diff --git a/dspace-api/src/main/resources/org/dspace/storage/rdbms/sqlmigration/h2/V7.6_2023.07.20__subscription_add_dspace_object_ids_of_communities.sql b/dspace-api/src/main/resources/org/dspace/storage/rdbms/sqlmigration/h2/V7.6_2023.07.20__subscription_add_dspace_object_ids_of_communities.sql
new file mode 100644
index 000000000000..a38ba0c971a4
--- /dev/null
+++ b/dspace-api/src/main/resources/org/dspace/storage/rdbms/sqlmigration/h2/V7.6_2023.07.20__subscription_add_dspace_object_ids_of_communities.sql
@@ -0,0 +1,15 @@
+--
+-- The contents of this file are subject to the license and copyright
+-- detailed in the LICENSE and NOTICE files at the root of the source
+-- tree and available online at
+--
+-- http://www.dspace.org/license/
+--
+
+-----------------------------------------------------------------------------------
+-- add community UUIDs to dspace_object_ids (in community subscriptions)
+-- remove column community_id afterwards
+-----------------------------------------------------------------------------------
+
+UPDATE subscription SET dspace_object_id = (SELECT uuid FROM community WHERE community_id = subscription.community_id) WHERE community_id IS NOT NULL;
+ALTER TABLE subscription DROP COLUMN IF EXISTS community_id;
diff --git a/dspace-api/src/main/resources/org/dspace/storage/rdbms/sqlmigration/postgres/V7.6_2023.07.20__subscription_add_dspace_object_ids_of_communities.sql b/dspace-api/src/main/resources/org/dspace/storage/rdbms/sqlmigration/postgres/V7.6_2023.07.20__subscription_add_dspace_object_ids_of_communities.sql
new file mode 100644
index 000000000000..a38ba0c971a4
--- /dev/null
+++ b/dspace-api/src/main/resources/org/dspace/storage/rdbms/sqlmigration/postgres/V7.6_2023.07.20__subscription_add_dspace_object_ids_of_communities.sql
@@ -0,0 +1,15 @@
+--
+-- The contents of this file are subject to the license and copyright
+-- detailed in the LICENSE and NOTICE files at the root of the source
+-- tree and available online at
+--
+-- http://www.dspace.org/license/
+--
+
+-----------------------------------------------------------------------------------
+-- add community UUIDs to dspace_object_ids (in community subscriptions)
+-- remove column community_id afterwards
+-----------------------------------------------------------------------------------
+
+UPDATE subscription SET dspace_object_id = (SELECT uuid FROM community WHERE community_id = subscription.community_id) WHERE community_id IS NOT NULL;
+ALTER TABLE subscription DROP COLUMN IF EXISTS community_id;