diff --git a/envelope-encryption-sample/python-cli/requirements.txt b/envelope-encryption-sample/python-cli/requirements.txt
index f0ca7af..f9d9da0 100644
--- a/envelope-encryption-sample/python-cli/requirements.txt
+++ b/envelope-encryption-sample/python-cli/requirements.txt
@@ -1,4 +1,4 @@
 google-cloud-kms==3.0.0
 absl-py==2.1.0
-cryptography==43.0.1
+cryptography==43.0.3
 crcmod==1.7
diff --git a/share-encrypted-data-with-partners/examples/python/requirements.txt b/share-encrypted-data-with-partners/examples/python/requirements.txt
index ecb5ef5..cf56566 100644
--- a/share-encrypted-data-with-partners/examples/python/requirements.txt
+++ b/share-encrypted-data-with-partners/examples/python/requirements.txt
@@ -1,2 +1,2 @@
-cryptography==43.0.1
+cryptography==43.0.3
 google-cloud-kms==3.0.0