diff --git a/esp_cryptoauth_utility/requirements.txt b/esp_cryptoauth_utility/requirements.txt
index 7dfe782..1908b84 100644
--- a/esp_cryptoauth_utility/requirements.txt
+++ b/esp_cryptoauth_utility/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==42.0.6
+cryptography==43.0.1
 pyasn1_modules==0.1.5
 pyasn1==0.3.7
 python-jose==3.1.0