diff --git a/scripts/tests/test_configure_archived.py b/scripts/tests/test_configure_archived.py
index 6cd76e15..e24cf161 100755
--- a/scripts/tests/test_configure_archived.py
+++ b/scripts/tests/test_configure_archived.py
@@ -165,7 +165,7 @@ def run_configure(self, status: str, cmd: str) -> subprocess.CompletedProcess[st
                 encoding="utf-8",
             )
             gh_stub.chmod(0o755)
-            env = dict(os.environ, PATH=f"{root / 'bin'}:{os.environ.get('PATH', '')}")
+            env = dict(os.environ, PATH=f"{root / 'bin'}:{os.environ.get('PATH', os.defpath)}")
             return subprocess.run(
                 [bash, str(root / "repo-config" / "configure.sh"), cmd, "owner/Fixture"],
                 capture_output=True,