lib/ezid/client.rb in ezid-client-1.1.0 vs lib/ezid/client.rb in ezid-client-1.1.1

@@ -16,13 +16,13 @@
   # @api public
   #
   class Client
 
     # ezid-client gem version (e.g., "0.8.0")
-    VERSION = File.read(File.expand_path("../../../VERSION", __FILE__)).chomp
+    VERSION = File.read(File.expand_path("../../../VERSION", __FILE__)).chomp.freeze
 
     # EZID API version
-    API_VERSION = "2"
+    API_VERSION = "2".freeze
 
     class << self
       # Configuration reader
       def config
         @config ||= Configuration.new