diff --git a/app/models/card/entropic.rb b/app/models/card/entropic.rb
index bbf681835..91157af06 100644
--- a/app/models/card/entropic.rb
+++ b/app/models/card/entropic.rb
@@ -22,7 +22,7 @@ module Card::Entropic
   class_methods do
     def auto_postpone_all_due
       due_to_be_postponed.find_each do |card|
-        card.postpone
+        card.postpone(user: User.system)
       end
     end
   end
diff --git a/test/models/card/entropic_test.rb b/test/models/card/entropic_test.rb
index fce3ef2d8..4953ee24e 100644
--- a/test/models/card/entropic_test.rb
+++ b/test/models/card/entropic_test.rb
@@ -33,6 +33,7 @@ class Card::EntropicTest < ActiveSupport::TestCase
     end
 
     assert cards(:logo).reload.postponed?
+    assert_equal User.system, cards(:logo).postponed_by
     assert_not cards(:shipping).reload.postponed?
   end