1 files changed, 4 insertions, 0 deletions
diff --git a/test/bintest.rb b/test/bintest.rb
index 12971a9d9..b62419d44 100644
--- a/test/bintest.rb
+++ b/test/bintest.rb
@@ -20,6 +20,10 @@ def shellquote(s)
 end
 
 ARGV.each do |gem|
+  case gem
+  when '-v'; $mrbtest_verbose = true
+  end
+
   case RbConfig::CONFIG['host_os']
   when /mswin(?!ce)|mingw|bccwin/
     gem = gem.gsub('\\', '/')