diff --git a/syncapi/storage/postgres/relations_table.go b/syncapi/storage/postgres/relations_table.go
index bf125b342..7e42389bd 100644
--- a/syncapi/storage/postgres/relations_table.go
+++ b/syncapi/storage/postgres/relations_table.go
@@ -26,6 +26,8 @@ import (
 )
 
 const relationsSchema = `
+CREATE SEQUENCE IF NOT EXISTS syncapi_relation_id;
+
 CREATE TABLE IF NOT EXISTS syncapi_relations (
 	id BIGINT PRIMARY KEY DEFAULT nextval('syncapi_relation_id'),
 	room_id TEXT NOT NULL,