diff --git a/src/w32fns.c b/src/w32fns.c
index 34abd026f9..3771d9d5f9 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -5427,14 +5427,16 @@ my_create_window (struct frame * f)
                               RES_TYPE_NUMBER);
   top = gui_display_get_arg (dpyinfo, Qnil, Qtop, "top", "Top",
                              RES_TYPE_NUMBER);
-  if (EQ (left, Qunbound))
-    coords[0] = CW_USEDEFAULT;
-  else
+
+  if (FIXNUMP (left))
     coords[0] = XFIXNUM (left);
-  if (EQ (top, Qunbound))
-    coords[1] = CW_USEDEFAULT;
   else
+    coords[0] = CW_USEDEFAULT;
+
+  if (FIXNUMP (top))
     coords[1] = XFIXNUM (top);
+  else
+    coords[1] = CW_USEDEFAULT;
 
   if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW,
 			  (WPARAM)f, (LPARAM)coords))