diff --git a/tests/src/python/test_versioncompare.py b/tests/src/python/test_versioncompare.py
index 595526b97ea..8fd8c631c9b 100644
--- a/tests/src/python/test_versioncompare.py
+++ b/tests/src/python/test_versioncompare.py
@@ -105,11 +105,10 @@ class TestVersionCompare(QgisTestCase):
         b = "1.0.0post1"
         self.assertEqual(compareVersions(a, b), 2)
 
-        # FIXME: these one will fail ...
-        #   should we use packaging.version.parse ?
-        # a = "1.0a1"
-        # b = "1.0.0alpha1"
-        # self.assertEqual(compareVersions(a, b), 0)
+        # PEP440 test (failling without packaging)
+        a = "1.0a1"
+        b = "1.0.0alpha1"
+        self.assertEqual(compareVersions(a, b), 0)
 
 
 if __name__ == "__main__":