diff --git a/ruby/gilded_rose.rb b/ruby/gilded_rose.rb
index 66102019..d157df9c 100644
--- a/ruby/gilded_rose.rb
+++ b/ruby/gilded_rose.rb
@@ -12,6 +12,10 @@ class GildedRose
     item.quality = item.quality - 1
   end
 
+  def increase_quality(item)
+    item.quality = item.quality + 1
+  end
+
   def update_quality()
     @items.each do |item|
       if item.name != "Aged Brie" and item.name != "Backstage passes to a TAFKAL80ETC concert"
@@ -22,16 +26,16 @@ class GildedRose
         end
       else
         if item.quality < 50
-          item.quality = item.quality + 1
+          increase_quality(item)
           if item.name == "Backstage passes to a TAFKAL80ETC concert"
             if item.sell_in < 11
               if item.quality < 50
-                item.quality = item.quality + 1
+                increase_quality(item)
               end
             end
             if item.sell_in < 6
               if item.quality < 50
-                item.quality = item.quality + 1
+                increase_quality(item)
               end
             end
           end
@@ -53,7 +57,7 @@ class GildedRose
           end
         else
           if item.quality < 50
-            item.quality = item.quality + 1
+            increase_quality(item)
           end
         end
       end