README.rdoc in to_xls-0.0.2 vs README.rdoc in to_xls-0.0.3

@@ -54,9 +54,10 @@
   spreadsheet gem
 
 
 == Install
 
-  Include this gem in your environment.rb config file:
-  
+  Include next gems in your environment.rb config file:
+
+    config.gem 'spreadsheet'  
     config.gem 'to_xls'