diff --git a/libs/poly_collection b/libs/poly_collection
index 0b8bfc4cff..49b4651b29 160000
--- a/libs/poly_collection
+++ b/libs/poly_collection
@@ -1 +1 @@
-Subproject commit 0b8bfc4cff012d0f23049fc5a0009ac4abadceb4
+Subproject commit 49b4651b29664aa62c23ccd5aed89df5fe9c29aa