diff --git a/test-requirements.txt b/test-requirements.txt
index 85db9b9d..68a6428e 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,4 +2,4 @@ git+https://github.com/OpenG2P/openg2p-registry@v15.0-1.0.1#subdirectory=setup/g
 git+https://github.com/OpenG2P/openg2p-registry@v15.0-1.0.1#subdirectory=setup/g2p_registry_group
 git+https://github.com/OpenG2P/openg2p-registry@v15.0-1.0.1#subdirectory=setup/g2p_registry_individual
 git+https://github.com/OpenG2P/openg2p-registry@v15.0-1.0.1#subdirectory=setup/g2p_registry_membership
-cryptography==38.0.4
+cryptography==42.0.0