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-rw-r--r--setuptools/tests/test_easy_install.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/setuptools/tests/test_easy_install.py b/setuptools/tests/test_easy_install.py
index a690315d..66601bfe 100644
--- a/setuptools/tests/test_easy_install.py
+++ b/setuptools/tests/test_easy_install.py
@@ -491,7 +491,7 @@ class TestCommandSpec:
@mock.patch('sys.executable', TestScriptHeader.exe_with_spaces)
@mock.patch.dict(os.environ)
def test_from_environment_with_spaces_in_executable(self):
- del os.environ['__PYVENV_LAUNCHER__']
+ os.environ.pop('__PYVENV_LAUNCHER__', None)
cmd = ei.CommandSpec.from_environment()
assert len(cmd) == 1
assert cmd.as_header().startswith('#!"')