diff --git a/requirements.txt b/requirements.txt
index 8b877753..af46a054 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ traitlets<6.0.0  # ipython
 coverage==7.6.0
 pyasn1==0.6.0
 cffi==1.17.0 # cryptography
-cryptography==43.0.1  # pyOpenSSL
+cryptography==44.0.0  # pyOpenSSL
 pyOpenSSL==24.2.1
 ndg-httpsclient==0.5.1
 # requests