diff --git a/Libraries/LibGUI/TabWidget.cpp b/Libraries/LibGUI/TabWidget.cpp
index 6fa69e8469..904ea1e450 100644
--- a/Libraries/LibGUI/TabWidget.cpp
+++ b/Libraries/LibGUI/TabWidget.cpp
@@ -24,6 +24,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <AK/JsonValue.h>
 #include <LibGUI/BoxLayout.h>
 #include <LibGUI/Painter.h>
 #include <LibGUI/TabWidget.h>
@@ -394,4 +395,19 @@ void TabWidget::context_menu_event(ContextMenuEvent& context_menu_event)
     }
 }
 
+bool TabWidget::set_property(const StringView& name, const JsonValue& value)
+{
+    if (name == "container_padding") {
+        set_container_padding(value.to_i32());
+        return true;
+    }
+
+    if (name == "uniform_tabs") {
+        set_uniform_tabs(value.to_bool());
+        return true;
+    }
+
+    return Widget::set_property(name, value);
+}
+
 }
diff --git a/Libraries/LibGUI/TabWidget.h b/Libraries/LibGUI/TabWidget.h
index 5dcef4e222..9c85f599cb 100644
--- a/Libraries/LibGUI/TabWidget.h
+++ b/Libraries/LibGUI/TabWidget.h
@@ -86,6 +86,8 @@ public:
     Function<void(Widget&)> on_middle_click;
     Function<void(Widget&, const ContextMenuEvent&)> on_context_menu_request;
 
+    virtual bool set_property(const StringView& name, const JsonValue& value) override;
+
 protected:
     TabWidget();