diff --git a/pkgs/development/python-modules/jaraco_collections/default.nix b/pkgs/development/python-modules/jaraco_collections/default.nix
index 07cc11ec92e6..32b2a974d3bd 100644
--- a/pkgs/development/python-modules/jaraco_collections/default.nix
+++ b/pkgs/development/python-modules/jaraco_collections/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     setuptools-scm
   ];
 
-  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+  env.SETUPTOOLS_SCM_PRETEND_VERSION = version;
 
   propagatedBuildInputs = [
     jaraco_classes