diff --git a/google-apis-core/lib/google/apis/core/base_service.rb b/google-apis-core/lib/google/apis/core/base_service.rb
index ca6abd15643..38723fc4d07 100644
--- a/google-apis-core/lib/google/apis/core/base_service.rb
+++ b/google-apis-core/lib/google/apis/core/base_service.rb
@@ -376,7 +376,7 @@ def delete_resumable_upload(bucket, upload_id, options: nil)
           command = make_storage_upload_command(:delete, 'b/{bucket}/o', options)
           command.upload_id = upload_id
           command.params['bucket'] = bucket unless bucket.nil?
-          command.delete_upload = options[:delete_upload] unless options[:delete_upload].nil?
+          command.delete_upload = true
           execute_or_queue_command(command)
         end
 
diff --git a/google-apis-core/spec/google/apis/core/service_spec.rb b/google-apis-core/spec/google/apis/core/service_spec.rb
index 05208b97488..a4403f6cc3f 100644
--- a/google-apis-core/spec/google/apis/core/service_spec.rb
+++ b/google-apis-core/spec/google/apis/core/service_spec.rb
@@ -296,7 +296,7 @@
       service.send(
         :delete_resumable_upload,
         bucket_name, upload_id,
-        options: { upload_chunk_size: 11, delete_upload: true }
+        options: { upload_chunk_size: 11}
       )
     end