diff --git a/verifiers-reference-implementation/python-server/requirements.txt b/verifiers-reference-implementation/python-server/requirements.txt
index 6784ffa..aa2b53a 100644
--- a/verifiers-reference-implementation/python-server/requirements.txt
+++ b/verifiers-reference-implementation/python-server/requirements.txt
@@ -1,5 +1,5 @@
 Flask==2.2.5
-cryptography==41.0.1
+cryptography==48.0.1
 cbor2==5.4.6
 gunicorn==20.1.0
 isomdoc==0.0.4