diff --git a/pkgs/development/python-modules/scikitlearn/default.nix b/pkgs/development/python-modules/scikitlearn/default.nix
index 6d32b056a0a9..00bdcae1b9a8 100644
--- a/pkgs/development/python-modules/scikitlearn/default.nix
+++ b/pkgs/development/python-modules/scikitlearn/default.nix
@@ -21,8 +21,9 @@ buildPythonPackage rec {
   LC_ALL="en_US.UTF-8";
 
   # Disable doctests on OSX: https://github.com/scikit-learn/scikit-learn/issues/10213
+  # Disable doctests everywhere: https://github.com/NixOS/nixpkgs/issues/35436
   checkPhase = ''
-    HOME=$TMPDIR OMP_NUM_THREADS=1 nosetests ${stdenv.lib.optionalString stdenv.isDarwin "--doctest-options=+SKIP"} $out/${python.sitePackages}/sklearn/
+    HOME=$TMPDIR OMP_NUM_THREADS=1 nosetests --doctest-options=+SKIP $out/${python.sitePackages}/sklearn/
   '';
 
   meta = with stdenv.lib; {