diff --git a/lib/spack/spack/stage.py b/lib/spack/spack/stage.py
index e995716f6e..a5d29f2917 100644
--- a/lib/spack/spack/stage.py
+++ b/lib/spack/spack/stage.py
@@ -366,9 +366,9 @@ def expected_archive_files(self):
         fnames = []
         expanded = True
         if isinstance(self.default_fetcher, fs.URLFetchStrategy):
-            url_path = url_util.parse(self.default_fetcher.url).path
             expanded = self.default_fetcher.expand_archive
-            clean_url = os.path.basename(sup.sanitize_file_path(url_path))
+            clean_url = os.path.basename(
+                sup.sanitize_file_path(self.default_fetcher.url))
             fnames.append(clean_url)
 
         if self.mirror_paths: