diff --git a/app/models/vehicle.rb b/app/models/vehicle.rb
index 48d4380..2404e46 100644
--- a/app/models/vehicle.rb
+++ b/app/models/vehicle.rb
@@ -30,7 +30,7 @@ class Vehicle < ActiveRecord::Base
   private
   
   def get_details
-    if not self.vin.nil?
+    if self.vin?
       @details = JSON.parse get_decoder.full(self.vin)
     end
   end