diff --git a/backend/requirements.txt b/backend/requirements.txt
index 5a4b262..d5b2773 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -32,7 +32,7 @@ python-magic==0.4.27
 
 # LangFlow AI Chat dependencies
 sse-starlette==3.4.1
-cryptography>=47.0.0
+cryptography>=48.0.0
 pgqueuer==0.26.3
 
 # Worker dependencies