diff --git a/src/util b/src/util
index 3d54bd0..215aa21 160000
--- a/src/util
+++ b/src/util
@@ -1 +1 @@
-Subproject commit 3d54bd04b7cdd1af14339b82efea2674662d7fc3
+Subproject commit 215aa21f52f89ce45c4ad324ca17923d17c1f4b1