diff --git a/src/System.Windows.Forms/src/System/Windows/Forms/Control.ActiveXImpl.cs b/src/System.Windows.Forms/src/System/Windows/Forms/Control.ActiveXImpl.cs
index 4c656a7a002..4d97be62d2e 100644
--- a/src/System.Windows.Forms/src/System/Windows/Forms/Control.ActiveXImpl.cs
+++ b/src/System.Windows.Forms/src/System/Windows/Forms/Control.ActiveXImpl.cs
@@ -1,4 +1,4 @@
-// Licensed to the .NET Foundation under one or more agreements.
+// Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
@@ -838,7 +838,7 @@ internal unsafe void InPlaceActivate(OLEIVERB verb)
 
                     // We are entering a secure context here.
                     IntPtr hwndParent = IntPtr.Zero;
-                    HRESULT hr = _inPlaceUiWindow.GetWindow(&hwndParent);
+                    HRESULT hr = inPlaceSite.GetWindow(&hwndParent);
                     if (!hr.Succeeded())
                     {
                         ThrowHr(hr);