diff --git a/dev-requirements.txt b/dev-requirements.txt
index 9f93179a..dc4953d4 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,4 +1,4 @@
-promptflow==1.15.0
+promptflow==1.18.4
 promptflow-tools==1.4.0
 pytest==8.3.3
 pytest-cov==5.0.0