diff --git a/apps/ai_workflow_engine/requirements.txt b/apps/ai_workflow_engine/requirements.txt
index 5a46895ad..9f1fbbc2c 100644
--- a/apps/ai_workflow_engine/requirements.txt
+++ b/apps/ai_workflow_engine/requirements.txt
@@ -74,7 +74,7 @@ sentry-sdk==1.45.1
 pytest==7.4.3
 pytest-asyncio==0.21.1
 pytest-cov==4.1.0
-httpx==0.26.0
+httpx==0.28.1
 
 # Development tools
 black>=25.1.0