diff --git a/ruby/spec/support/utilities.rb b/ruby/spec/support/utilities.rb
index 380e63d0c..4faf633b5 100644
--- a/ruby/spec/support/utilities.rb
+++ b/ruby/spec/support/utilities.rb
@@ -75,7 +75,7 @@ def app_config
     end
 
     def jamtracks_dir
-      ENV['jamtracks_dir'] || File.expand_path(File.join(File.dirname(__FILE__), "..", "..", "..", "..", "jamtracks"))
+      ENV['JAMTRACKS_DIR'] || File.expand_path(File.join(File.dirname(__FILE__), "..", "..", "..", "..", "jamtracks"))
     end
 
     def rabbitmq_host