diff --git a/apps/dnet-exporter-api/src/main/resources/sql/community-schema.sql b/apps/dnet-exporter-api/src/main/resources/sql/community-schema.sql
index a895f32d..4e742398 100644
--- a/apps/dnet-exporter-api/src/main/resources/sql/community-schema.sql
+++ b/apps/dnet-exporter-api/src/main/resources/sql/community-schema.sql
@@ -4,7 +4,6 @@ DROP TABLE IF EXISTS community_support_orgs;
 DROP TABLE IF EXISTS community_orgs;
 DROP TABLE IF EXISTS communities;
 
-
 CREATE TABLE communities (
 	id                       text PRIMARY KEY,
 	label                    text NOT NULL,
@@ -55,3 +54,8 @@ CREATE TABLE community_orgs (
 	org_id      text NOT NULL,
 	PRIMARY KEY (community, org_id)
 );
+
+CREATE INDEX community_projects_community ON community_projects(community);
+CREATE INDEX community_datasources_community ON community_datasources(community);
+CREATE INDEX community_support_orgs_community ON community_support_orgs(community);
+CREATE INDEX community_orgs_community ON community_orgs(community);