diff --git a/requirements.txt b/requirements.txt
index 3b02b25..297dfeb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@
 # Note: Arweave uploads use Turbo (Node.js) - see scripts/turbo/
 
 eth-account==0.11.3
-cryptography==42.0.5
+cryptography==46.0.5
 
 # Development/Testing dependencies
 pytest==8.0.0