1 files changed, 5 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/orderedmultidict/default.nix b/nixpkgs/pkgs/development/python-modules/orderedmultidict/default.nix
index 82c08d655356..1a3ab347945a 100644
--- a/nixpkgs/pkgs/development/python-modules/orderedmultidict/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/orderedmultidict/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, buildPythonPackage, fetchPypi, flake8, six }:
+{ stdenv, buildPythonPackage, fetchPypi, flake8, six, pythonOlder, importlib-metadata }:
 
 buildPythonPackage rec {
   pname = "orderedmultidict";
@@ -11,7 +11,10 @@ buildPythonPackage rec {
 
   checkInputs = [ flake8 ];
 
-  propagatedBuildInputs = [ six ];
+  propagatedBuildInputs = [ six ]
+    ++ stdenv.lib.optionals (pythonOlder "3.8") [
+      importlib-metadata
+    ];
 
   meta = with stdenv.lib; {
     description = "Ordered Multivalue Dictionary.";