diff --git a/test/unit/document_test.rb b/test/unit/document_test.rb
index e4243dd60..7c409e927 100644
--- a/test/unit/document_test.rb
+++ b/test/unit/document_test.rb
@@ -23,6 +23,10 @@ class DocumentTest < ActiveSupport::TestCase
            :users, :email_addresses, :members, :member_roles, :roles,
            :groups_users
 
+  def setup
+    User.current = nil
+  end
+
   def test_create
     doc = Document.new(:project => Project.find(1), :title => 'New document', :category => Enumeration.find_by_name('User documentation'))
     assert doc.save