1 files changed, 9 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/cartopy/default.nix b/nixpkgs/pkgs/development/python-modules/cartopy/default.nix
index d3953137167a..73d172941c2e 100644
--- a/nixpkgs/pkgs/development/python-modules/cartopy/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/cartopy/default.nix
@@ -8,14 +8,21 @@
 
 buildPythonPackage rec {
   pname = "cartopy";
-  version = "0.19.0.post1";
+  version = "0.20.0";
 
   src = fetchPypi {
     inherit version;
     pname = "Cartopy";
-    sha256 = "0xnm8z3as3hriivdfd26s6vn5b63gb46x6vxw6gh1mwfm5rlg2sb";
+    sha256 = "eae58aff26806e63cf115b2bce9477cedc4aa9f578c5e477b2c25cfa404f2b7a";
   };
 
+  postPatch = ''
+    # https://github.com/SciTools/cartopy/issues/1880
+    substituteInPlace lib/cartopy/tests/test_crs.py \
+      --replace "test_osgb(" "dont_test_osgb(" \
+      --replace "test_epsg(" "dont_test_epsg("
+  '';
+
   buildInputs = [
     geos proj
   ];