diff --git a/testing/test_modimport.py b/testing/test_modimport.py
deleted file mode 100644
index 3d7a07323..000000000
--- a/testing/test_modimport.py
+++ /dev/null
@@ -1,40 +0,0 @@
-import subprocess
-import sys
-
-import py
-
-import _pytest
-import pytest
-
-pytestmark = pytest.mark.slow
-
-MODSET = [
-    x
-    for x in py.path.local(_pytest.__file__).dirpath().visit("*.py")
-    if x.purebasename != "__init__"
-]
-
-
-@pytest.mark.parametrize("modfile", MODSET, ids=lambda x: x.purebasename)
-def test_fileimport(modfile):
-    # this test ensures all internal packages can import
-    # without needing the pytest namespace being set
-    # this is critical for the initialization of xdist
-
-    p = subprocess.Popen(
-        [
-            sys.executable,
-            "-c",
-            "import sys, py; py.path.local(sys.argv[1]).pyimport()",
-            modfile.strpath,
-        ],
-        stdout=subprocess.PIPE,
-        stderr=subprocess.PIPE,
-    )
-    (out, err) = p.communicate()
-    assert p.returncode == 0, "importing %s failed (exitcode %d): out=%r, err=%r" % (
-        modfile,
-        p.returncode,
-        out,
-        err,
-    )