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-rw-r--r--docs/primitives/symmetric-encryption.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/docs/primitives/symmetric-encryption.rst b/docs/primitives/symmetric-encryption.rst
index 6aa7ed25..7081e014 100644
--- a/docs/primitives/symmetric-encryption.rst
+++ b/docs/primitives/symmetric-encryption.rst
@@ -21,7 +21,7 @@ or GCM). A simple example of encrypting content with AES is:
[...]
Here ``key`` is the encryption key (which must be kept secret), and ``iv`` is
-the initialization vector (which should be random). Exactly what form these
+the initialization vector (which must be random). Exactly what form these
values should take is described for each of the ciphers and modes.
``encrypt()`` should be called repeatedly with additional plaintext, and it