diff --git a/yapf b/yapf
index c93ed2ffb..8ca07352c 100755
--- a/yapf
+++ b/yapf
@@ -5,6 +5,10 @@
 #   name: "infra/python/wheels/yapf-py2_py3"
 #   version: "version:0.24.0"
 # >
+# wheel: <
+#   name: "infra/python/wheels/futures-py2_py3"
+#   version: "version:3.1.1"
+# >
 # [VPYTHON:END]
 
 # -*- coding: utf-8 -*-