diff --git a/requirements/ocsp.txt b/requirements/ocsp.txt
index a95311d894..52dc58cf4b 100644
--- a/requirements/ocsp.txt
+++ b/requirements/ocsp.txt
@@ -10,5 +10,5 @@
 certifi>=2023.7.22;os.name=='nt' or sys_platform=='darwin'
 pyopenssl>=26.2.0
 requests>=2.23.0,<3.0
-cryptography>=47.0.0
+cryptography>=49.0.0
 service_identity>=24.2.0