diff --git a/cpp/apps/dag_engine_ui b/cpp/apps/dag_engine_ui
index 7c7923ac..49fc908f 160000
--- a/cpp/apps/dag_engine_ui
+++ b/cpp/apps/dag_engine_ui
@@ -1 +1 @@
-Subproject commit 7c7923ac6a2d15a86257f6ca9ec7c0b1ecadbac9
+Subproject commit 49fc908fb4d07361f63715de800a1a4044851b4e