diff --git a/Source/OpenTK/Platform/X11/X11GLContext.cs b/Source/OpenTK/Platform/X11/X11GLContext.cs
index e46a5035..8dce9632 100644
--- a/Source/OpenTK/Platform/X11/X11GLContext.cs
+++ b/Source/OpenTK/Platform/X11/X11GLContext.cs
@@ -87,8 +87,8 @@ namespace OpenTK.Platform.X11
                 visualAttributes.Add((int)Glx.Enums.GLXAttribute.DOUBLEBUFFER);
                 visualAttributes.Add((int)0);
             }
-            
-            visual = Glx.ChooseVisual(windowInfo.Display, windowInfo.Screen, visualAttributes.ToArray());
+
+            visual = Glx.ChooseVisual(((X11.WindowInfo)info).Display, ((X11.WindowInfo)info).Screen, visualAttributes.ToArray());
             if (visual == IntPtr.Zero)
                 return false;
             else