diff --git a/pkgs/tools/package-management/poetry/unwrapped.nix b/pkgs/tools/package-management/poetry/unwrapped.nix
index 009dec1a6c256..53e61354deed6 100644
--- a/pkgs/tools/package-management/poetry/unwrapped.nix
+++ b/pkgs/tools/package-management/poetry/unwrapped.nix
@@ -61,6 +61,8 @@ buildPythonPackage rec {
   pythonRelaxDeps = [
     # platformdirs 4.x is backwards compatible; https://github.com/python-poetry/poetry/commit/eb80d10846f7336b0b2a66ce2964e72dffee9a1c
     "platformdirs"
+    # xattr 1.0 is backwards compatible modulo dropping Python 2 support: https://github.com/xattr/xattr/compare/v0.10.0...v1.0.0
+    "xattr"
   ];
 
   propagatedBuildInputs = [