add OP_SINGLE_ECDH_USE
diff --git a/OpenSSL/SSL.py b/OpenSSL/SSL.py
index ef37fd2..c5f4767 100644
--- a/OpenSSL/SSL.py
+++ b/OpenSSL/SSL.py
@@ -65,6 +65,7 @@
     pass
 
 OP_SINGLE_DH_USE = _lib.SSL_OP_SINGLE_DH_USE
+OP_SINGLE_ECDH_USE = SSL_OP_SINGLE_ECDH_USE
 OP_EPHEMERAL_RSA = _lib.SSL_OP_EPHEMERAL_RSA
 OP_MICROSOFT_SESS_ID_BUG = _lib.SSL_OP_MICROSOFT_SESS_ID_BUG
 OP_NETSCAPE_CHALLENGE_BUG = _lib.SSL_OP_NETSCAPE_CHALLENGE_BUG
diff --git a/doc/api/ssl.rst b/doc/api/ssl.rst
index 5fd0a5a..1f6b1f3 100644
--- a/doc/api/ssl.rst
+++ b/doc/api/ssl.rst
@@ -39,11 +39,12 @@
 
 
 .. py:data:: OP_SINGLE_DH_USE
+             OP_SINGLE_ECDH_USE
 
     Constant used with :py:meth:`set_options` of Context objects.
 
     When this option is used, a new key will always be created when using
-    ephemeral Diffie-Hellman.
+    ephemeral (Elliptic curve) Diffie-Hellman.
 
 
 .. py:data:: OP_EPHEMERAL_RSA