diff --git a/src/System.Windows.Forms/System/Windows/Forms/Form.cs b/src/System.Windows.Forms/System/Windows/Forms/Form.cs
index d0cb40856fe..5c2f4d1fcfe 100644
--- a/src/System.Windows.Forms/System/Windows/Forms/Form.cs
+++ b/src/System.Windows.Forms/System/Windows/Forms/Form.cs
@@ -1767,7 +1767,7 @@ public ScreenCaptureMode FormScreenCaptureMode
                 return;
             }
 
-            if (!TopLevel)
+            if (!TopLevel && !DesignMode)
             {
                 throw new InvalidOperationException(SR.FormScreenCaptureModeRequiresTopLevel);
             }