diff --git a/libs/property_tree b/libs/property_tree
index d30ff9404b..e7f9db6efd 160000
--- a/libs/property_tree
+++ b/libs/property_tree
@@ -1 +1 @@
-Subproject commit d30ff9404bd6af5cc8922a177865e566f4846b19
+Subproject commit e7f9db6efdf8dd62f32f8b6c81544f2ce1c32e57