diff --git a/apps/sch_lab b/apps/sch_lab
index 8074e8eb6..64612ec3d 160000
--- a/apps/sch_lab
+++ b/apps/sch_lab
@@ -1 +1 @@
-Subproject commit 8074e8eb62984b836a47e641b013f6c5d04daf2d
+Subproject commit 64612ec3ddb7b0db7ffd27bbbb8686b15f91df37