diff --git a/app/assets/stylesheets/kluk.css b/app/assets/stylesheets/kluk.css
index 1e5cc09..6864a2d 100644
--- a/app/assets/stylesheets/kluk.css
+++ b/app/assets/stylesheets/kluk.css
@@ -54,6 +54,21 @@ main {
   height: 15px;
 }
 
+.day.has-day-log {
+  position: relative;
+}
+
+.day.has-day-log::after {
+  content: '';
+  position: absolute;
+  bottom: 1px;
+  right: 1px;
+  width: 4px;
+  height: 4px;
+  border-radius: 50%;
+  background-color: white;
+}
+
 .selected-day {
   border-radius: 50%;
   box-shadow: 0 0 0 3px white, 0 0 0 5px black;
diff --git a/app/helpers/moods_helper.rb b/app/helpers/moods_helper.rb
index 29fd26b..918d250 100644
--- a/app/helpers/moods_helper.rb
+++ b/app/helpers/moods_helper.rb
@@ -31,7 +31,9 @@ module MoodsHelper
     end
   end
 
-  def css_class_for_day(status)
-    status == :empty ? "day empty-day" : "day"
+  def css_class_for_day(status, day_log)
+    css_class = status == :empty ? "day empty-day" : "day"
+    css_class += " has-day-log" if day_log
+    css_class
   end
 end
diff --git a/app/views/moods/index.html.erb b/app/views/moods/index.html.erb
index ab0116e..306212a 100644
--- a/app/views/moods/index.html.erb
+++ b/app/views/moods/index.html.erb
@@ -47,7 +47,7 @@
                         data-info="<%= mood[:day_log]&.info %>"
                         data-action="click->mood#updateDayInfo"
                         title="<%= l(mood[:recorded_at].to_date) %> : <%= mode.label %>"
-                        class="<%= css_class_for_day(status) %>"
+                        class="<%= css_class_for_day(status, mood[:day_log]) %>"
                         style="<%= style_for_mode(mode, status) %>">
                       </div>
                     <% end %>