From 6bcafcd302ccec1f749882dd32b678fa5e0d8a58 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Fri, 2 Mar 2018 14:53:00 -0500
Subject: [PATCH] clean up after ourselves

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>
---
 pipenv/utils.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pipenv/utils.py b/pipenv/utils.py
index 41a92880..7595c727 100644
--- a/pipenv/utils.py
+++ b/pipenv/utils.py
@@ -347,6 +347,8 @@ def venv_resolve_deps(deps, which, project, pre=False, verbose=False, clear=Fals
 
     c = delegator.run(cmd, block=True)
 
+    del os.environ['PIPENV_PACKAGES']
+
     try:
         assert c.return_code == 0
     except AssertionError: