diff --git a/api/requirements.txt b/api/requirements.txt
index 48bd9f2..ddaca7b 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -7,7 +7,7 @@ python-multipart>=0.0.6
 requests>=2.31.0
 beautifulsoup4>=4.12.0
 lxml>=5.0.0
-httpx>=0.26.0
+httpx>=0.28.1
 
 # Monitoring & Metrics (optional, for enterprise features)
 prometheus-client>=0.19.0