diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 38636840b9ba..bf5ee48579f9 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7805,7 +7805,7 @@ let
   numpy = let
     support = import ./python-support/numpy-scipy-support.nix {
       inherit python;
-      atlas = atlasWithLapack;
+      atlas = pkgs.atlasWithLapack;
       pkgName = "numpy";
     };
   in buildPythonPackage ( rec {
@@ -11183,7 +11183,7 @@ let
   scipy = let
     support = import ./python-support/numpy-scipy-support.nix {
       inherit python;
-      atlas = atlasWithLapack;
+      atlas = pkgs.atlasWithLapack;
       pkgName = "numpy";
     };
   in buildPythonPackage rec {
diff --git a/pkgs/top-level/python-support/numpy-scipy-support.nix b/pkgs/top-level/python-support/numpy-scipy-support.nix
index d991a98925a7..6cca704dcdae 100644
--- a/pkgs/top-level/python-support/numpy-scipy-support.nix
+++ b/pkgs/top-level/python-support/numpy-scipy-support.nix
@@ -16,7 +16,7 @@
 
     _python=${python}/bin/${python.executable}
 
-    # We will "install" into a temp directory, so that we can run the numpy
+    # We will "install" into a temp directory, so that we can run the
     # tests (see below).
     install_dir="$TMPDIR/test_install"
     install_lib="$install_dir/lib/${python.libPrefix}/site-packages"