diff --git a/app/views/cards/display/common/_background.html.erb b/app/views/cards/display/common/_background.html.erb
index a80af5374..feb0fbd1c 100644
--- a/app/views/cards/display/common/_background.html.erb
+++ b/app/views/cards/display/common/_background.html.erb
@@ -7,7 +7,7 @@
 <% end %>
 
 <% if card.postponed? %>
-  <div class="card__closed <%= "card__closed--system" if card.postponed_by.system? %>">
+  <div class="card__closed <%= "card__closed--system" if card.postponed_by&.system? %>">
     <span class="card__closed-title" data-text="Not Now">Not Now</span>
     <strong class="card__closed-date"><%= card.postponed_at.strftime("%b %d, %Y") %></strong>
     <span class="card__closed-by-line">by <span class="card__closed-by"><%= card.postponed_by&.familiar_name %></span></span>