1 files changed, 10 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/cryptography/default.nix b/nixpkgs/pkgs/development/python-modules/cryptography/default.nix
index 6b20b4b570a..2a5d4fa4757 100644
--- a/nixpkgs/pkgs/development/python-modules/cryptography/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/cryptography/default.nix
@@ -1,6 +1,7 @@
 { stdenv
 , buildPythonPackage
 , fetchPypi
+, fetchpatch
 , openssl
 , cryptography_vectors
 , darwin
@@ -49,10 +50,18 @@ buildPythonPackage rec {
     pytz
   ];
 
+  # remove when https://github.com/pyca/cryptography/issues/4998 is fixed
   checkPhase = ''
-    py.test --disable-pytest-warnings tests
+    py.test --disable-pytest-warnings tests -k 'not load_ecdsa_no_named_curve'
   '';
 
+  patches = [
+    (fetchpatch {
+      url = "https://github.com/pyca/cryptography/commit/e575e3d482f976c4a1f3203d63ea0f5007a49a2a.patch";
+      sha256 = "0vg9prqsizd6gzh5j7lscsfxzxlhz7pacvzhgqmj1vhdhjwbblcp";
+    })
+  ];
+
   # IOKit's dependencies are inconsistent between OSX versions, so this is the best we
   # can do until nix 1.11's release
   __impureHostDeps = [ "/usr/lib" ];