Word wrap some long lines in teh docs
diff --git a/docs/hazmat/primitives/symmetric-encryption.rst b/docs/hazmat/primitives/symmetric-encryption.rst
index 0e3a451..bca7835 100644
--- a/docs/hazmat/primitives/symmetric-encryption.rst
+++ b/docs/hazmat/primitives/symmetric-encryption.rst
@@ -21,8 +21,8 @@
decrypt them.
For this reason it is **strongly** recommended to combine encryption with a
-message authentication code, such as :doc:`HMAC </hazmat/primitives/mac/hmac>`, in
-an "encrypt-then-MAC" formulation as `described by Colin Percival`_.
+message authentication code, such as :doc:`HMAC </hazmat/primitives/mac/hmac>`,
+in an "encrypt-then-MAC" formulation as `described by Colin Percival`_.
.. class:: Cipher(algorithm, mode, backend)