features/cli.feature in pdd-0.9 vs features/cli.feature in pdd-0.10

@@ -37,9 +37,10 @@
     ~~  and second
     ~~
     """
     When I run bin/pdd with "> out.xml"
     Then Exit code is zero
+    And Stdout is empty
     And XML file "out.xml" matches "/puzzles[count(puzzle)=1]"
 
   Scenario: Excluding unnecessary files
     Given I have a "a/b/c/test.txt" file with content:
     """