diff --git a/data/stylesheet.appdata.xml.in b/data/stylesheet.appdata.xml.in
index ad3ca273..b20c46da 100644
--- a/data/stylesheet.appdata.xml.in
+++ b/data/stylesheet.appdata.xml.in
@@ -21,6 +21,20 @@
   <url type="bugtracker">https://github.com/elementary/stylesheet/issues</url>
   
   <releases>
+    <release version="7.3.0" date="2023-11-15" urgency="medium">
+      <description>
+        <p>Improve support for LibAdwaita widgets:</p>
+        <ul>
+          <li>Adw.TabOverview</li>
+        </ul>
+        <p>GTK 4 Improvements:</p>
+        <ul>
+          <li>Add missing ".default-decoration" style for compact headerbars</li>
+          <li>Add Latte palette</li>
+        </ul>
+      </description>
+    </release>
+
     <release version="7.2.0" date="2023-04-25" urgency="medium">
       <description>
         <p>Improve support for LibAdwaita widgets:</p>
@@ -97,20 +111,7 @@
       </description>
     </release>
 
-    <release version="6.1.1" date="2021-11-23" urgency="medium">
-      <description>
-        <p>Improvements:</p>
-        <ul>
-          <li>Improve contrast of horizontal separators in dark style</li>
-        </ul>
-        <p>Fixes:</p>
-        <ul>
-          <li>Use the accent color for highlighting in IBus candidate window</li>
-          <li>Fix font style for title labels in headerbars</li>
-        </ul>
-      </description>
-    </release>
-
+    <release version="6.1.1" date="2021-11-23" urgency="medium" />
     <release version="6.1.0" date="2021-10-22" urgency="medium" />
     <release version="6.0.0" date="2021-07-15" urgency="medium" />
   </releases>
diff --git a/src/gtk-4.0/widgets/adw/TabOverview.scss b/src/gtk-4.0/widgets/adw/TabOverview.scss
new file mode 100644
index 00000000..63453686
--- /dev/null
+++ b/src/gtk-4.0/widgets/adw/TabOverview.scss
@@ -0,0 +1,32 @@
+taboverview {
+    tabthumbnail {
+        .card {
+            border-radius: rem(6px);
+            margin: rem(12px);
+
+            button.circular {
+                background: rgba($fg-color, 0.9);
+                border: none;
+                color: bg-color(1);
+                box-shadow: shadow(1);
+                margin: rem(3px);
+            }
+        }
+
+        &.pinned .card {
+            padding: rem(12px);
+
+            .tab-unpin-icon.left {
+                margin-right: rem(6px);
+            }
+
+            .tab-unpin-icon.right {
+                margin-left: rem(6px);
+            }
+        }
+    }
+
+    .new-tab-button {
+        margin: rem(12px);
+    }
+}
diff --git a/src/gtk-4.0/widgets/adw/_index.scss b/src/gtk-4.0/widgets/adw/_index.scss
index 1f41e790..a654685a 100644
--- a/src/gtk-4.0/widgets/adw/_index.scss
+++ b/src/gtk-4.0/widgets/adw/_index.scss
@@ -4,4 +4,5 @@
 @import 'PreferencesWindow.scss';
 @import 'StatusPage.scss';
 @import 'TabBar.scss';
+@import 'TabOverview.scss';
 @import 'ViewSwitcher.scss';