diff --git a/security_tools/redhat_oval_definition_parser/oval_stream_data_parser.rb b/security_tools/redhat_oval_definition_parser/oval_stream_data_parser.rb
index 8bb3bfe..0322418 100644
--- a/security_tools/redhat_oval_definition_parser/oval_stream_data_parser.rb
+++ b/security_tools/redhat_oval_definition_parser/oval_stream_data_parser.rb
@@ -4,11 +4,11 @@ require 'json'
 require 'rest-client'
 
 class OvalStreamDataParser
-  attr_accessor :data, :api_url
+  attr_accessor :index_data, :api_url
 
   def initialize
     @api_url = 'https://access.redhat.com/hydra/rest/securitydata/oval'
-    @data = refresh_index
+    @index_data = refresh_index
   end
 
   def refresh_index
@@ -29,25 +29,25 @@ class OvalStreamDataParser
   end
 
   def list_stream_names
-    data.map do |entry|
+    index_data.map do |entry|
       entry['stream']
     end.sort
   end
 
   def list_stream_urls
-    data.map do |entry|
+    index_data.map do |entry|
       entry['resourceUrl']
     end.sort
   end
 
   def list_stream_labels
-    data.map do |entry|
+    index_data.map do |entry|
       entry['label']
     end.sort
   end
 
   def select_stream_by_label(label)
-    data.select { |json| json['label'] == label }
+    index_data.select { |json| json['label'] == label }
   end
 
   def verify_shasum