diff --git a/lib/stacks/business.ts b/lib/stacks/business.ts
index aa4a225f6..0e08911b1 100644
--- a/lib/stacks/business.ts
+++ b/lib/stacks/business.ts
@@ -65,11 +65,11 @@ export class WasedaTimeBusinessLayer extends BusinessLayer {
         this.dataInterface.getEndpoint(DataEndpoint.TIMETABLE),
         true,
       )
-      .addService(
-        'thread',
-        this.dataInterface.getEndpoint(DataEndpoint.THREAD),
-        true,
-      )
+      // .addService(
+      //   'thread',
+      //   this.dataInterface.getEndpoint(DataEndpoint.THREAD),
+      //   true,
+      // )
       .addService(
         'comment',
         this.dataInterface.getEndpoint(DataEndpoint.COMMENT),
diff --git a/lib/stacks/persistence.ts b/lib/stacks/persistence.ts
index 9214582a7..61bcc5b24 100644
--- a/lib/stacks/persistence.ts
+++ b/lib/stacks/persistence.ts
@@ -74,6 +74,7 @@ export class WasedaTimePersistenceLayer extends PersistenceLayer {
     //     DataEndpoint.COURSE,
     //     syllabusSyncPipeline.dataWarehouse.tableName,
     // );
+    this.exportValue(dynamoDatabase.tables[Collection.THREAD].tableName);
     this.exportValue(dynamoDatabase.tables[Collection.THREAD].tableArn);
 
     this.operationInterface.setEndpoint(OperationEndpoint.SYLLABUS, {