diff --git a/piper b/piper
index 0bb4cb9da..9d06b7495 160000
--- a/piper
+++ b/piper
@@ -1 +1 @@
-Subproject commit 0bb4cb9daf2559e01282e2bfcb4cbaeb67b050ea
+Subproject commit 9d06b74959570772e8bcbe7a3f696664d2421167