diff --git a/lib/spack/spack/test/spec_yaml.py b/lib/spack/spack/test/spec_yaml.py
index ee685078b6c..36a4fb15ab6 100644
--- a/lib/spack/spack/test/spec_yaml.py
+++ b/lib/spack/spack/test/spec_yaml.py
@@ -111,7 +111,6 @@ def test_invalid_json_spec(invalid_json, error_message):
         "git-url-top-level@2.2",
         "git-url-top-level@2.1",
         "git-url-top-level@2.0",
-        "git-url-top-level@2.3",
     ],
 )
 def test_roundtrip_concrete_specs(abstract_spec, default_mock_concretization):