diff --git a/twine/package.py b/twine/package.py
index 6e00b884..70a9eea4 100644
--- a/twine/package.py
+++ b/twine/package.py
@@ -27,6 +27,18 @@
 from twine import sdist
 from twine import wheel
 
+# Monkeypatch Metadata 2.0 support
+metadata._VALID_METADATA_VERSIONS = [
+    "1.0",
+    "1.1",
+    "1.2",
+    "2.0",
+    "2.1",
+    "2.2",
+    "2.3",
+    "2.4",
+]
+
 DIST_TYPES = {
     "bdist_wheel": wheel.Wheel,
     "sdist": sdist.SDist,
diff --git a/twine/wheel.py b/twine/wheel.py
index a5d2102d..82823159 100644
--- a/twine/wheel.py
+++ b/twine/wheel.py
@@ -16,15 +16,9 @@
 import zipfile
 from typing import List
 
-import packaging.metadata
-
 from twine import distribution
 from twine import exceptions
 
-# Monkeypatch Metadata 2.0 support
-packaging.metadata._VALID_METADATA_VERSIONS = ["1.0", "1.1", "1.2", "2.0", "2.1", "2.2", "2.3", "2.4"]
-
-
 wheel_file_re = re.compile(
     r"""^(?P<namever>(?P<name>.+?)(-(?P<ver>\d.+?))?)
         ((-(?P<build>\d.*?))?-(?P<pyver>.+?)-(?P<abi>.+?)-(?P<plat>.+?)