diff --git a/requirements.txt b/requirements.txt
index cdd72e16..37506058 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 base58==2.1.1
 cffi==1.17.1
-cryptography==45.0.5
+cryptography==46.0.5
 ecdsa==0.19.1
 googleapis-common-protos==1.70.0
 grpcio==1.73.1