From 701cfd4c5af1bf3e0f664086f1cd4810aa1761d6 Mon Sep 17 00:00:00 2001
From: ofek <ofekmeister@gmail.com>
Date: Mon, 10 Apr 2017 19:42:33 -0400
Subject: [PATCH] remove unused arg

---
 README.rst        | 3 +--
 coincurve/keys.py | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/README.rst b/README.rst
index 9d4f1c1..c18ae63 100644
--- a/README.rst
+++ b/README.rst
@@ -108,14 +108,13 @@ Methods
 
 * Returns: ``bytes``
 
-``ecdh(public_key, update=False)``
+``ecdh(public_key)``
 
 Computes a Diffie-Hellman secret in constant time.
 
 * Parameters:
 
     - **public_key** (``bytes``) - Another party's public key in compressed or uncompressed form.
-    - **update** - If ``True``, will update and return ``self``.
 
 * Returns: ``bytes``
 
diff --git a/coincurve/keys.py b/coincurve/keys.py
index 3d7a5ab..76231dc 100644
--- a/coincurve/keys.py
+++ b/coincurve/keys.py
@@ -58,7 +58,7 @@ class PrivateKey:
 
         return recoverable_to_der(signature, self.context)
 
-    def ecdh(self, public_key, update=False):
+    def ecdh(self, public_key):
         secret = ffi.new('unsigned char [32]')
 
         lib.secp256k1_ecdh(