diff --git a/src/AtomUI.Controls/GroupBox/GroupBox.cs b/src/AtomUI.Controls/GroupBox/GroupBox.cs
index 223c97eb9..fc5730b2c 100644
--- a/src/AtomUI.Controls/GroupBox/GroupBox.cs
+++ b/src/AtomUI.Controls/GroupBox/GroupBox.cs
@@ -114,6 +114,7 @@ public class GroupBox : ContentControl,
     static GroupBox()
     {
         AffectsMeasure<GroupBox>(HeaderIconProperty);
+        AffectsRender<GroupBox>(BackgroundProperty);
     }
 
     public GroupBox()