1 files changed, 1 insertions, 1 deletions
diff --git a/Gemfile b/Gemfile
index 17b92d56bd0..791af6422d7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -72,7 +72,7 @@ gem "redcarpet",     "~> 2.2.2"
 gem "github-markup", "~> 0.7.4", require: 'github/markup'
 
 # Servers
-gem "unicorn"
+gem "puma", '~> 2.0.0.b7'
 
 # State machine
 gem "state_machine"