diff --git a/package.json b/package.json
index b4d298d..95ddd62 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "noflo": "~0.5.0",
     "noflo-couchdb": "^1.0.1",
     "noflo-filesystem": "^1.0.6",
-    "noflo-flow": "^0.3.4",
+    "noflo-flow": "^0.4.0",
     "noflo-handyman": "0.0.9",
     "noflo-nodejs": "0.0.6",
     "noflo-objects": "^0.1.12",