diff --git a/internal/store/postgres/migrations/000017_create_grant_unique_index.up.sql b/internal/store/postgres/migrations/000017_create_grant_unique_index.up.sql
index 398112dbb..317a7214b 100644
--- a/internal/store/postgres/migrations/000017_create_grant_unique_index.up.sql
+++ b/internal/store/postgres/migrations/000017_create_grant_unique_index.up.sql
@@ -1,3 +1,3 @@
-CREATE UNIQUE INDEX IF NOT EXISTS "unique_active_grants_index" ON "grants" ("account_id", "account_type", "permissions")
+CREATE UNIQUE INDEX IF NOT EXISTS "unique_active_grants_index" ON "grants" ("account_id", "account_type", "resource_id", "permissions")
 WHERE
-  "status" = 'active';
\ No newline at end of file
+  "status" = 'active';