diff --git a/ot-commissioner b/ot-commissioner
index acb3371..639e627 160000
--- a/ot-commissioner
+++ b/ot-commissioner
@@ -1 +1 @@
-Subproject commit acb3371f6c5eb2c9b1f7fbaf34c5d8f49378871e
+Subproject commit 639e6277ce35edaaf2cfdb3c3274fdcb07762247