diff --git a/submodules/dagflow b/submodules/dagflow
index 8b551710b0bc88c5b1ae847115158100c16c8474..70a2697f356de8ee949f2e6c7b8f8e1024a875e8 160000
--- a/submodules/dagflow
+++ b/submodules/dagflow
@@ -1 +1 @@
-Subproject commit 8b551710b0bc88c5b1ae847115158100c16c8474
+Subproject commit 70a2697f356de8ee949f2e6c7b8f8e1024a875e8