diff --git a/src/smithlab_cpp b/src/smithlab_cpp
index a622757..28c5d48 160000
--- a/src/smithlab_cpp
+++ b/src/smithlab_cpp
@@ -1 +1 @@
-Subproject commit a622757713f518c1c33da86cb3adbad8e9e4ab50
+Subproject commit 28c5d4895278de11319a4dc5fada912d21ab9f78