diff --git a/submodules/dagflow b/submodules/dagflow
index 5a7942903cf43ec8bf0a13a5869cf5a74505be16..ec3865f1a7b695dcad617be3001630ff9f221658 160000
--- a/submodules/dagflow
+++ b/submodules/dagflow
@@ -1 +1 @@
-Subproject commit 5a7942903cf43ec8bf0a13a5869cf5a74505be16
+Subproject commit ec3865f1a7b695dcad617be3001630ff9f221658