From 1fd21857e1c18436fa47a1fbc3f95a664e7e963e Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 13 Feb 2018 14:10:38 -0500
Subject: [PATCH] make check work with --system more

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>
---
 pipenv/core.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pipenv/core.py b/pipenv/core.py
index 2dccee92..fa6b849f 100644
--- a/pipenv/core.py
+++ b/pipenv/core.py
@@ -2063,8 +2063,13 @@ def do_check(three=None, python=False, system=False, unused=False, style=False,
         crayons.normal(u'Checking PEP 508 requirements…', bold=True)
     )
 
+    if system:
+        python = system_which('python')
+    else:
+        python = which('python')
+
     # Run the PEP 508 checker in the virtualenv.
-    c = delegator.run('"{0}" {1}'.format(which('python'), shellquote(pep508checker.__file__.rstrip('cdo'))))
+    c = delegator.run('"{0}" {1}'.format(python, shellquote(pep508checker.__file__.rstrip('cdo'))))
     results = simplejson.loads(c.out)
 
     # Load the pipfile.