diff --git a/tests/test_commands.py b/tests/test_commands.py
index c5aa31a2..2ae43408 100644
--- a/tests/test_commands.py
+++ b/tests/test_commands.py
@@ -2,7 +2,6 @@
 
 import pytest
 
-from tests import helpers
 from twine import commands
 from twine import exceptions
 
@@ -55,38 +54,39 @@ def test_find_dists_handles_real_files():
 def test_split_inputs():
     """Split inputs into dists, signatures, and attestations."""
     inputs = [
-        helpers.WHEEL_FIXTURE,
-        helpers.WHEEL_FIXTURE + ".asc",
-        helpers.WHEEL_FIXTURE + ".build.attestation",
-        helpers.WHEEL_FIXTURE + ".publish.attestation",
-        helpers.SDIST_FIXTURE,
-        helpers.SDIST_FIXTURE + ".asc",
-        helpers.NEW_WHEEL_FIXTURE,
-        helpers.NEW_WHEEL_FIXTURE + ".frob.attestation",
-        helpers.NEW_SDIST_FIXTURE,
+        "dist/twine-1.5.0-py2.py3-none-any.whl",
+        "dist/twine-1.5.0-py2.py3-none-any.whl.asc",
+        "dist/twine-1.5.0-py2.py3-none-any.whl.build.attestation",
+        "dist/twine-1.5.0-py2.py3-none-any.whl.build.publish.attestation",
+        "dist/twine-1.5.0.tar.gz",
+        "dist/twine-1.5.0.tar.gz.asc",
+        "dist/twine-1.6.5-py2.py3-none-any.whl",
+        "dist/twine-1.6.5-py2.py3-none-any.whl.frob.attestation",
+        "dist/twine-1.6.5.tar.gz",
     ]
 
     inputs = commands._split_inputs(inputs)
 
     assert inputs.dists == [
-        helpers.WHEEL_FIXTURE,
-        helpers.SDIST_FIXTURE,
-        helpers.NEW_WHEEL_FIXTURE,
-        helpers.NEW_SDIST_FIXTURE,
+        "dist/twine-1.5.0-py2.py3-none-any.whl",
+        "dist/twine-1.5.0.tar.gz",
+        "dist/twine-1.6.5-py2.py3-none-any.whl",
+        "dist/twine-1.6.5.tar.gz",
     ]
 
-    expected_signatures = {
-        os.path.basename(dist) + ".asc": dist + ".asc"
-        for dist in [helpers.WHEEL_FIXTURE, helpers.SDIST_FIXTURE]
+    assert inputs.signatures == {
+        "twine-1.5.0-py2.py3-none-any.whl.asc": "dist/twine-1.5.0-py2.py3-none-any.whl.asc",  # noqa: E501
+        "twine-1.5.0.tar.gz.asc": "dist/twine-1.5.0.tar.gz.asc",
     }
-    assert inputs.signatures == expected_signatures
 
     assert inputs.attestations_by_dist == {
-        helpers.WHEEL_FIXTURE: [
-            helpers.WHEEL_FIXTURE + ".build.attestation",
-            helpers.WHEEL_FIXTURE + ".publish.attestation",
+        "dist/twine-1.5.0-py2.py3-none-any.whl": [
+            "dist/twine-1.5.0-py2.py3-none-any.whl.build.attestation",
+            "dist/twine-1.5.0-py2.py3-none-any.whl.build.publish.attestation",
         ],
-        helpers.SDIST_FIXTURE: [],
-        helpers.NEW_WHEEL_FIXTURE: [helpers.NEW_WHEEL_FIXTURE + ".frob.attestation"],
-        helpers.NEW_SDIST_FIXTURE: [],
+        "dist/twine-1.5.0.tar.gz": [],
+        "dist/twine-1.6.5-py2.py3-none-any.whl": [
+            "dist/twine-1.6.5-py2.py3-none-any.whl.frob.attestation",
+        ],
+        "dist/twine-1.6.5.tar.gz": [],
     }