A padding example
diff --git a/docs/primitives/symmetric-encryption.rst b/docs/primitives/symmetric-encryption.rst
index 08724a0..779f087 100644
--- a/docs/primitives/symmetric-encryption.rst
+++ b/docs/primitives/symmetric-encryption.rst
@@ -12,8 +12,8 @@
.. code-block:: pycon
- >>> from cryptography.primitives.block import BlockCipher, cipher, mode
- >>> cipher = BlockCipher(cipher.AES(key), mode.CBC(iv))
+ >>> from cryptography.primitives.block import BlockCipher, cipher, mode, padding
+ >>> cipher = BlockCipher(cipher.AES(key), mode.CBC(iv, padding.PKCS7()))
>>> cipher.encrypt("my secret message") + cipher.finalize()
# The ciphertext
[...]
@@ -65,3 +65,5 @@
Paddings
~~~~~~~~
+
+.. class:: cryptography.primitives.block.padding.PKCS7()