1 files changed, 10 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/pillow/default.nix b/nixpkgs/pkgs/development/python-modules/pillow/default.nix
index f1489e1f458d..bb669f421177 100644
--- a/nixpkgs/pkgs/development/python-modules/pillow/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/pillow/default.nix
@@ -24,6 +24,16 @@ import ./generic.nix (rec {
     hash = "sha256-nIK1s+BDx68NlXktDSDM9o9hof7Gs1MOcYtohCJyc5Y=";
   };
 
+  patches = [
+    # Pull in zlib-1.3 fix pending upstream inclusion
+    #   https://github.com/python-pillow/Pillow/pull/7344
+    (fetchpatch {
+      name = "zlib-1.3.patch";
+      url = "https://github.com/python-pillow/Pillow/commit/9ef7cb39def45b0fe1cdf4828ca20838a1fc39d1.patch";
+      hash = "sha256-N7V6Xz+SBHSm3YIgmbty7zbqkv8MzpLMhU4Xxerhx8w=";
+    })
+  ];
+
   passthru.tests = {
     inherit imageio matplotlib pilkit pydicom reportlab;
   };