diff --git a/libs/property_tree b/libs/property_tree
index b4c3029c12..0f9f4cd770 160000
--- a/libs/property_tree
+++ b/libs/property_tree
@@ -1 +1 @@
-Subproject commit b4c3029c12142477b87c0c7a87ec6618d636cbe7
+Subproject commit 0f9f4cd77087ad775047f0a1b33c38abdb38b791