Renamed bindings to backends
diff --git a/docs/hazmat/primitives/cryptographic-hashes.rst b/docs/hazmat/primitives/cryptographic-hashes.rst
index 312d7e6..90ca198 100644
--- a/docs/hazmat/primitives/cryptographic-hashes.rst
+++ b/docs/hazmat/primitives/cryptographic-hashes.rst
@@ -20,7 +20,7 @@
 
     .. doctest::
 
-        >>> from cryptography.hazmat.bindings import default_backend
+        >>> from cryptography.hazmat.backends import default_backend
         >>> from cryptography.hazmat.primitives import hashes
         >>> digest = hashes.Hash(hashes.SHA256(), backend=default_backend())
         >>> digest.update(b"abc")
@@ -39,7 +39,7 @@
         provider such as those described in
         :ref:`below <cryptographic-hash-algorithms>`.
     :param backend: A
-        :class:`~cryptography.hazmat.bindings.interfaces.HashBackend`
+        :class:`~cryptography.hazmat.backends.interfaces.HashBackend`
         provider.
 
     .. method:: update(data)
diff --git a/docs/hazmat/primitives/hmac.rst b/docs/hazmat/primitives/hmac.rst
index db5e98d..0c0d022 100644
--- a/docs/hazmat/primitives/hmac.rst
+++ b/docs/hazmat/primitives/hmac.rst
@@ -27,7 +27,7 @@
 
     .. doctest::
 
-        >>> from cryptography.hazmat.bindings import default_backend
+        >>> from cryptography.hazmat.backends import default_backend
         >>> from cryptography.hazmat.primitives import hashes, hmac
         >>> h = hmac.HMAC(key, hashes.SHA256(), backend=default_backend())
         >>> h.update(b"message to hash")
@@ -41,7 +41,7 @@
         provider such as those described in
         :ref:`Cryptographic Hashes <cryptographic-hash-algorithms>`.
     :param backend: A
-        :class:`~cryptography.hazmat.bindings.interfaces.HMACBackend`
+        :class:`~cryptography.hazmat.backends.interfaces.HMACBackend`
         provider.
 
     .. method:: update(msg)
diff --git a/docs/hazmat/primitives/symmetric-encryption.rst b/docs/hazmat/primitives/symmetric-encryption.rst
index ef6f087..9fccf55 100644
--- a/docs/hazmat/primitives/symmetric-encryption.rst
+++ b/docs/hazmat/primitives/symmetric-encryption.rst
@@ -34,7 +34,7 @@
     .. doctest::
 
         >>> from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
-        >>> from cryptography.hazmat.bindings import default_backend
+        >>> from cryptography.hazmat.backends import default_backend
         >>> backend = default_backend()
         >>> cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=backend)
         >>> encryptor = cipher.encryptor()
@@ -51,7 +51,7 @@
         provider such as those described
         :ref:`below <symmetric-encryption-modes>`.
     :param backend: A
-        :class:`~cryptography.hazmat.bindings.interfaces.CipherBackend`
+        :class:`~cryptography.hazmat.backends.interfaces.CipherBackend`
         provider.
 
     .. method:: encryptor()
@@ -229,7 +229,7 @@
     .. doctest::
 
         >>> from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
-        >>> from cryptography.hazmat.bindings import default_backend
+        >>> from cryptography.hazmat.backends import default_backend
         >>> algorithm = algorithms.ARC4(key)
         >>> cipher = Cipher(algorithm, mode=None, backend=default_backend())
         >>> encryptor = cipher.encryptor()
@@ -356,7 +356,7 @@
     .. doctest::
 
         >>> from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
-        >>> from cryptography.hazmat.bindings import default_backend
+        >>> from cryptography.hazmat.backends import default_backend
         >>> cipher = Cipher(algorithms.AES(key), modes.GCM(iv), backend=default_backend())
         >>> encryptor = cipher.encryptor()
         >>> encryptor.authenticate_additional_data(b"authenticated but not encrypted payload")