diff --git a/cpp/apps/dag_engine_ui b/cpp/apps/dag_engine_ui
index 7a38fe9a..7c7923ac 160000
--- a/cpp/apps/dag_engine_ui
+++ b/cpp/apps/dag_engine_ui
@@ -1 +1 @@
-Subproject commit 7a38fe9a4192898c1d797362640282c644f6c64f
+Subproject commit 7c7923ac6a2d15a86257f6ca9ec7c0b1ecadbac9