diff --git a/tests/archives/test_7z.py b/tests/archives/test_7z.py
index 50063e0f..0c6c4756 100644
--- a/tests/archives/test_7z.py
+++ b/tests/archives/test_7z.py
@@ -86,6 +86,7 @@ def test_7z_rar(self):
     def test_7z_file(self):
         """Run archive commands with renamed archives that 7z supports."""
         self.archive_commands('t.7z.foo', skip_create=True)
+        self.archive_commands('t.7z.001', skip_create=True)
         self.archive_commands('t.cb7.foo', skip_create=True)
         self.archive_commands('t.zip.foo', skip_create=True)
         self.archive_commands('t.cbz.foo', skip_create=True)
diff --git a/tests/data/t.7z.001 b/tests/data/t.7z.001
new file mode 100644
index 00000000..7149c7fb
Binary files /dev/null and b/tests/data/t.7z.001 differ