diff --git a/libs/matrix-structs b/libs/matrix-structs
index 6557e18a..97201f9c 160000
--- a/libs/matrix-structs
+++ b/libs/matrix-structs
@@ -1 +1 @@
-Subproject commit 6557e18acd5f5c7c56fffc364054bad75e5c1d8a
+Subproject commit 97201f9c9f734e0cbacba436b88740501e0a91dc