1 files changed, 4 insertions, 6 deletions
diff --git a/lib/bitbucket/connection.rb b/lib/bitbucket/connection.rb
index 7e55cf4deab..b9279c33f5b 100644
--- a/lib/bitbucket/connection.rb
+++ b/lib/bitbucket/connection.rb
@@ -1,8 +1,8 @@
 module Bitbucket
   class Connection
-    DEFAULT_API_VERSION = '2.0'
-    DEFAULT_BASE_URI    = 'https://api.bitbucket.org/'
-    DEFAULT_QUERY       = {}
+    DEFAULT_API_VERSION = '2.0'.freeze
+    DEFAULT_BASE_URI    = 'https://api.bitbucket.org/'.freeze
+    DEFAULT_QUERY       = {}.freeze
 
     attr_reader :expires_at, :expires_in, :refresh_token, :token
 
@@ -24,9 +24,7 @@ module Bitbucket
       response.parsed
     end
 
-    def expired?
-      connection.expired?
-    end
+    delegate :expired?, to: :connection
 
     def refresh!
       response = connection.refresh!