diff --git a/slycot/src/SLICOT-Reference b/slycot/src/SLICOT-Reference
index 979f39d7..339bfa42 160000
--- a/slycot/src/SLICOT-Reference
+++ b/slycot/src/SLICOT-Reference
@@ -1 +1 @@
-Subproject commit 979f39d7863628407b0f9cae6804efc2833849ab
+Subproject commit 339bfa42d62ddbc18c04b251340f7996f7951126