diff --git a/requirements.txt b/requirements.txt
index 7d2a9d9d..8227b67e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,4 +10,4 @@ boto3==1.43.42
 apscheduler==3.11.3
 mcp==1.28.1
 Pillow>=12.2.0
-cryptography>=43,<45
+cryptography>=49.0.0,<50