1 files changed, 4 insertions, 2 deletions
diff --git a/app/models/project_services/campfire_service.rb b/app/models/project_services/campfire_service.rb
index cb4af73807b..1d7877a1fb5 100644
--- a/app/models/project_services/campfire_service.rb
+++ b/app/models/project_services/campfire_service.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CampfireService < Service
   prop_accessor :token, :subdomain, :room
   validates :token, presence: true, if: :activated?
@@ -82,7 +84,7 @@ class CampfireService < Service
     before = push[:before]
     after = push[:after]
 
-    message = ""
+    message = []
     message << "[#{project.full_name}] "
     message << "#{push[:user_name]} "
 
@@ -95,6 +97,6 @@ class CampfireService < Service
       message << "#{project.web_url}/compare/#{before}...#{after}"
     end
 
-    message
+    message.join
   end
 end