diff --git a/upper-constraints.txt b/upper-constraints.txt
index f057df88f9..00e9b902d5 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -128,7 +128,7 @@ sphinxcontrib.datatemplates===0.1.0
 jsonpath-rw===1.4.0
 prettytable===0.7.2
 vine===1.1.4
-taskflow===3.3.1
+taskflow===3.4.0
 traceback2===1.4.0
 semantic-version===2.6.0
 virtualbmc===1.4.0