diff --git a/plugins/catalog-backend/migrations/20210302150147_refresh_state.js b/plugins/catalog-backend/migrations/20210302150147_refresh_state.js
index 2752ab0176..db66b46305 100644
--- a/plugins/catalog-backend/migrations/20210302150147_refresh_state.js
+++ b/plugins/catalog-backend/migrations/20210302150147_refresh_state.js
@@ -65,8 +65,6 @@ exports.up = async function up(knex) {
       .dateTime('last_discovery_at') // TODO: timezone or change to epoch-millis or similar
       .notNullable()
       .comment('The last timestamp of which this entity was discovered');
-    // TODO: get migrations to work for this field instead. should be removed before merge.
-    table.text('location_key').nullable().comment('Location key');
     table.unique(['entity_ref'], 'refresh_state_entity_ref_uniq');
     table.index('entity_id', 'refresh_state_entity_id_idx');
     table.index('entity_ref', 'refresh_state_entity_ref_idx');
diff --git a/plugins/catalog-backend/migrations/20210622104022_refresh_state_location_key.js b/plugins/catalog-backend/migrations/20210622104022_refresh_state_location_key.js
index b77ff8961c..ca90bf9074 100644
--- a/plugins/catalog-backend/migrations/20210622104022_refresh_state_location_key.js
+++ b/plugins/catalog-backend/migrations/20210622104022_refresh_state_location_key.js
@@ -21,7 +21,13 @@
  */
 exports.up = async function up(knex) {
   await knex.schema.alterTable('refresh_state', table => {
-    table.text('location_key').nullable().comment('').alter();
+    table
+      .text('location_key')
+      .nullable()
+      .comment(
+        'An opaque key that uniquely identifies the location of an entity in order to support conflict resolution',
+      );
+    // table.index(['location_key'], 'refresh_state_location_key_idx');
   });
 };
 
@@ -31,5 +37,6 @@ exports.up = async function up(knex) {
 exports.down = async function down(knex) {
   await knex.schema.alterTable('refresh_state', table => {
     table.dropColumn('location_key');
+    // table.dropIndex([], 'refresh_state_location_key_idx');
   });
 };