diff --git a/Library/Contributions/cmd/brew-test-bot.rb b/Library/Contributions/cmd/brew-test-bot.rb
index fa00758845..efcc8a984a 100755
--- a/Library/Contributions/cmd/brew-test-bot.rb
+++ b/Library/Contributions/cmd/brew-test-bot.rb
@@ -84,7 +84,7 @@ class Step
   end
 
   def has_output?
-    @output and @output.any?
+    @output && !@output.empty?
   end
 
   def run