diff --git a/requirements.txt b/requirements.txt
index 07b235a4..74a720a1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ PyJWT==2.8.0
 ibm-cos-sdk==2.6.2
 botocore>=1.16.9
 pymemcache==3.2.0
-cryptography==42.0.5
+cryptography==43.0.1
diff --git a/setup.cfg b/setup.cfg
index 352a146b..b7263d2d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -40,4 +40,4 @@ install_requires =
     ibm-cos-sdk==2.6.2
     botocore>=1.16.9
     pymemcache==3.2.0
-    cryptography==42.0.5
+    cryptography==43.0.1