diff --git a/pkgs/development/python-modules/ecdsa/default.nix b/pkgs/development/python-modules/ecdsa/default.nix
deleted file mode 100644
index a07eceb45aad..000000000000
--- a/pkgs/development/python-modules/ecdsa/default.nix
+++ /dev/null
@@ -1,18 +0,0 @@
-{ stdenv, fetchurl, buildPythonPackage, openssl }:
-
-buildPythonPackage rec {
-  name = "ecdsa-0.11";
-
-  src = fetchurl {
-    url = "https://pypi.python.org/packages/source/e/ecdsa/${name}.tar.gz";
-    sha256 = "134mbq5xsvx54k9xm7zrizvh9imxmcz1w9mhyfr99p4i7wcnqfwf";
-  };
-
-  buildInputs = [ openssl ];
-
-  meta = {
-    homepage = "http://github.com/warner/python-ecdsa";
-    description = "Pure-python ECDSA signature/verification";
-    license = stdenv.lib.licenses.mit;
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9c757ae34ecc..caba5a48b54d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9015,8 +9015,8 @@ let
 
   bsddb3 = callPackage ../development/python-modules/bsddb3 { };
 
-  ecdsa = callPackage ../development/python-modules/ecdsa { };
 
+  ecdsa = pythonPackages.ecdsa;
 
   psyco = callPackage ../development/python-modules/psyco { };