diff --git a/Libraries/LibGUI/TabWidget.cpp b/Libraries/LibGUI/TabWidget.cpp
index 17fc713353..6fa69e8469 100644
--- a/Libraries/LibGUI/TabWidget.cpp
+++ b/Libraries/LibGUI/TabWidget.cpp
@@ -32,6 +32,8 @@
 #include <LibGfx/Palette.h>
 #include <LibGfx/StylePainter.h>
 
+REGISTER_WIDGET(GUI, TabWidget)
+
 namespace GUI {
 
 TabWidget::TabWidget()