diff --git a/app/models/invoice.rb b/app/models/invoice.rb
index 40507974a..bc161ba9f 100644
--- a/app/models/invoice.rb
+++ b/app/models/invoice.rb
@@ -313,6 +313,7 @@ class Invoice < ActiveRecord::Base
   end
 
   def log_changes
+    return if Rails.env.test?
     return unless changed?
 
     puts "WARNING: Invoice update triggered [ id: #{id}, reference: #{reference} ]"
diff --git a/app/models/invoice_item.rb b/app/models/invoice_item.rb
index 54e6511a2..724b7271f 100644
--- a/app/models/invoice_item.rb
+++ b/app/models/invoice_item.rb
@@ -35,6 +35,7 @@ class InvoiceItem < ActiveRecord::Base
   end
 
   def log_changes
+    return if Rails.env.test?
     return unless changed?
 
     puts "WARNING: InvoiceItem update triggered [ id: #{id}, invoice reference: #{invoice.reference} ]"
diff --git a/scripts/run-tests.sh b/scripts/run-tests.sh
new file mode 100644
index 000000000..70c1b69f5
--- /dev/null
+++ b/scripts/run-tests.sh
@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+RAILS_ENV=test rake db:drop
+RAILS_ENV=test rake db:create
+RAILS_ENV=test rake db:migrate
+rake test
diff --git a/test/fixtures/reservations.yml b/test/fixtures/reservations.yml
index 7d456a425..bf7800cee 100644
--- a/test/fixtures/reservations.yml
+++ b/test/fixtures/reservations.yml
@@ -7,7 +7,6 @@ reservation_1:
   updated_at: 2012-03-12 11:03:31.651441000 Z
   reservable_id: 2
   reservable_type: Training
-  stp_invoice_id:
   nb_reserve_places:
 
 reservation_2:
@@ -18,5 +17,4 @@ reservation_2:
   updated_at: 2015-06-10 11:20:01.341130000 Z
   reservable_id: 4
   reservable_type: Machine
-  stp_invoice_id:
   nb_reserve_places: