2 files changed, 5 insertions, 3 deletions
diff --git a/pkgs/development/interpreters/python/build-python-package.nix b/pkgs/development/interpreters/python/build-python-package.nix
index 6a07a006c6b5..b55d6d874bbb 100644
--- a/pkgs/development/interpreters/python/build-python-package.nix
+++ b/pkgs/development/interpreters/python/build-python-package.nix
@@ -2,6 +2,7 @@
 # and can build packages that use distutils, setuptools or flit.
 
 { lib
+, config
 , python
 , wrapPython
 , setuptools
@@ -19,7 +20,7 @@ let
   wheel-specific = import ./build-python-package-wheel.nix { };
   common = import ./build-python-package-common.nix { inherit python bootstrapped-pip; };
   mkPythonDerivation = import ./mk-python-derivation.nix {
-    inherit lib python wrapPython setuptools unzip ensureNewerSourcesForZipFilesHook toPythonModule namePrefix;
+    inherit lib config python wrapPython setuptools unzip ensureNewerSourcesForZipFilesHook toPythonModule namePrefix;
   };
 in
 
diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
index 96a9cdf0c615..63ffdbb8c0ac 100644
--- a/pkgs/development/interpreters/python/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -1,6 +1,7 @@
 # Generic builder.
 
 { lib
+, config
 , python
 , wrapPython
 , setuptools
@@ -53,7 +54,7 @@
 
 , passthru ? {}
 
-, doCheck ? false
+, doCheck ? config.doCheckByDefault or false
 
 , ... } @ attrs:
 
@@ -74,7 +75,6 @@ toPythonModule (python.stdenv.mkDerivation (builtins.removeAttrs attrs [
 
   buildInputs = [ wrapPython ]
     ++ lib.optional (lib.hasSuffix "zip" (attrs.src.name or "")) unzip
-    ++ lib.optionals doCheck checkInputs
     ++ lib.optional catchConflicts setuptools # If we no longer propagate setuptools
     ++ buildInputs
     ++ pythonPath;
@@ -85,6 +85,7 @@ toPythonModule (python.stdenv.mkDerivation (builtins.removeAttrs attrs [
   # Python packages don't have a checkPhase, only an installCheckPhase
   doCheck = false;
   doInstallCheck = doCheck;
+  installCheckInputs = checkInputs;
 
   postFixup = lib.optionalString (!dontWrapPythonPrograms) ''
     wrapPythonPrograms