diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index f32d5d7..897b937 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -34,8 +34,8 @@
 
 def read_bitstamp_yaml
   Bitstamp.setup do |config|
-    yaml = YAML::load( File.read('bit_stamp_details.yml') )
-    config.key = yaml['bitstamp']['id']
-    config.secret = yaml['bitstamp']['password']
+    raise "You must set environment variable BITSTAMP_KEY and BITSTAMP_SECRET with your username and password to run specs." if ENV['BITSTAMP_KEY'].nil? or ENV['BITSTAMP_SECRET'].nil?
+    config.key = ENV['BITSTAMP_KEY']
+    config.secret = ENV['BITSTAMP_SECRET']
   end
 end