diff --git a/cpp/apps/dag_engine_ui b/cpp/apps/dag_engine_ui
index d01c7157..7a38fe9a 160000
--- a/cpp/apps/dag_engine_ui
+++ b/cpp/apps/dag_engine_ui
@@ -1 +1 @@
-Subproject commit d01c7157a14946d02a8bb4446a455ce574548b5a
+Subproject commit 7a38fe9a4192898c1d797362640282c644f6c64f