diff --git a/common/Windows/SecondaryWindow.cs b/common/Windows/SecondaryWindow.cs
index 32794dc0dc..845dbddfec 100644
--- a/common/Windows/SecondaryWindow.cs
+++ b/common/Windows/SecondaryWindow.cs
@@ -184,7 +184,7 @@ public SecondaryWindow()
 
         // Initialize window content template
         _windowTemplate = new(this);
-        WindowContent = _windowTemplate;
+        Content = _windowTemplate;
 
         // Register secondary window events handlers
         Activated += OnSecondaryWindowActivated;