diff --git a/app/views/moods/index.html.erb b/app/views/moods/index.html.erb
index c2b5552..e1af82e 100644
--- a/app/views/moods/index.html.erb
+++ b/app/views/moods/index.html.erb
@@ -47,7 +47,7 @@
                   <div class="is-flex is-flex-direction-column is-flex-wrap-wrap mb-3">
                     <% week.each do |mood| %>
                       <% mode = mode_for(mood) %>
-                      <div data-image="<%= asset_path(mode + ".jpg") %>" data-mode="<%= mode %>" data-day="<%= l mood[:recorded_at] %>" data-action="click->mood#updateDayInfo mouseover->mood#updateDayInfo mouseleave->mood#removeFeedback" title="<%= mood[:recorded_at] %> : <%= mode %>" class="day <%= mode %>"></div>
+                      <div data-image="<%= asset_path(mode + ".jpg") %>" data-mode="<%= mode %>" data-day="<%= l mood[:recorded_at].to_date %>" data-action="click->mood#updateDayInfo mouseover->mood#updateDayInfo mouseleave->mood#removeFeedback" title="<%= mood[:recorded_at] %> : <%= mode %>" class="day <%= mode %>"></div>
                     <% end %>
                   </div>
                 <% end %>