Use progress in the "co" task too

Since it's meant for CI.

1 files changed, 1 insertions, 1 deletions

diff --git a/Rakefile b/Rakefile
index 870b1bf41f..9128893824 100644
--- a/Rakefile
+++ b/Rakefile
@@ -145,7 +145,7 @@ namespace :spec do
 
     desc "Run specs under a RubyGems checkout (set RG=path)"
     task "co" do
-      sh("bin/rspec")
+      sh("bin/rspec --format progress")
     end
 
     task "setup_co" do