diff --git a/requirements-dev.txt b/requirements-dev.txt
index e45dda87..7899e21e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -16,7 +16,7 @@ autopep8==2.0.4  # For automatic code formatting
 flake8==7.3.0
 
 # Test dependencies (for callback signers)
-cryptography==46.0.5
+cryptography==48.0.1
  
 # Documentation
 Sphinx>=7.3.0