diff --git a/pinaxcon/settings.py b/pinaxcon/settings.py
index 0f289a41e47ddb2e26bb56df8c3c0f456434cf05..e98073c09382d664ec3728ce4dbfef02a5938839 100644
--- a/pinaxcon/settings.py
+++ b/pinaxcon/settings.py
@@ -237,6 +237,8 @@ ATTENDEE_PROFILE_MODEL = "pinaxcon.registrasion.models.AttendeeProfile"
 # You only need to provide this if you're customising the form from the default
 # ATTENDEE_PROFILE_FORM = "pinaxcon.registrasion.forms.ProfileForm"
 
+INVOICE_CURRENCY = "AUD"
+
 # Use nose to run all tests
 TEST_RUNNER = 'django_nose.NoseTestSuiteRunner'