3 files changed, 7 insertions, 5 deletions
diff --git a/src/cryptography/hazmat/backends/openssl/backend.py b/src/cryptography/hazmat/backends/openssl/backend.py
index 48fdcb72..6cc3fd91 100644
--- a/src/cryptography/hazmat/backends/openssl/backend.py
+++ b/src/cryptography/hazmat/backends/openssl/backend.py
@@ -34,7 +34,9 @@ from cryptography.hazmat.backends.openssl.hmac import _HMACContext
 from cryptography.hazmat.backends.openssl.rsa import (
     _RSAPrivateKey, _RSAPublicKey
 )
-from cryptography.hazmat.backends.openssl.x509 import _CSR, _Certificate
+from cryptography.hazmat.backends.openssl.x509 import (
+    _Certificate, _CertificateSigningRequest
+)
 from cryptography.hazmat.bindings.openssl.binding import Binding
 from cryptography.hazmat.primitives import hashes, serialization
 from cryptography.hazmat.primitives.asymmetric import dsa, ec, rsa
@@ -830,7 +832,7 @@ class Backend(object):
             raise ValueError("Unable to load request")
 
         x509_req = self._ffi.gc(x509_req, self._lib.X509_REQ_free)
-        return _CSR(self, x509_req)
+        return _CertificateSigningRequest(self, x509_req)
 
     def _load_key(self, openssl_read_func, convert_func, data, password):
         mem_bio = self._bytes_to_bio(data)
diff --git a/src/cryptography/hazmat/backends/openssl/x509.py b/src/cryptography/hazmat/backends/openssl/x509.py
index e936201e..2b66c21e 100644
--- a/src/cryptography/hazmat/backends/openssl/x509.py
+++ b/src/cryptography/hazmat/backends/openssl/x509.py
@@ -218,8 +218,8 @@ class _Certificate(object):
         return x509.BasicConstraints(ca, path_length)
 
 
-@utils.register_interface(x509.CSR)
-class _CSR(object):
+@utils.register_interface(x509.CertificateSigningRequest)
+class _CertificateSigningRequest(object):
     def __init__(self, backend, x509_req):
         self._backend = backend
         self._x509_req = x509_req
diff --git a/src/cryptography/x509.py b/src/cryptography/x509.py
index d58ca0bb..25bbe9ca 100644
--- a/src/cryptography/x509.py
+++ b/src/cryptography/x509.py
@@ -343,7 +343,7 @@ class Certificate(object):
 
 
 @six.add_metaclass(abc.ABCMeta)
-class CSR(object):
+class CertificateSigningRequest(object):
     @abc.abstractmethod
     def public_key(self):
         """