diff --git a/app/models/appdata.rb b/app/models/appdata.rb
index 4d10a960f..20c7a2263 100644
--- a/app/models/appdata.rb
+++ b/app/models/appdata.rb
@@ -2,16 +2,16 @@
 
 class Appdata
 
-  def self.get dist = "factory"
+  def self.get(dist = 'factory')
     data = Hash.new
-    xml = Appdata.get_distribution dist, "oss"
-    data = add_appdata data, xml
+    xml = Appdata.get_distribution(dist, 'oss')
+    data = add_appdata(data, xml)
     data
   end
 
   private
 
-  def self.add_appdata data, xml
+  def self.add_appdata(data, xml)
     data[:apps] = Array.new unless data[:apps]
     data[:categories] = Array.new unless data[:categories]
       xml.xpath("/components/component").each do |app|
@@ -31,7 +31,7 @@ def self.add_appdata data, xml
   end
 
   # Get the appdata xml for a distribution
-  def self.get_distribution dist = "factory", flavour = "oss"
+  def self.get_distribution(dist = 'factory', flavour = 'oss')
     appdata_url = if dist == "factory"
                     "http://download.opensuse.org/tumbleweed/repo/#{flavour}/suse/setup/descr/appdata.xml.gz"
                   else