diff --git a/src/backends/x11/nested/meta-renderer-x11-nested.c b/src/backends/x11/nested/meta-renderer-x11-nested.c
index 71a85a8c2..5000bf357 100644
--- a/src/backends/x11/nested/meta-renderer-x11-nested.c
+++ b/src/backends/x11/nested/meta-renderer-x11-nested.c
@@ -203,7 +203,7 @@ meta_renderer_x11_nested_create_view (MetaRenderer       *renderer,
       height = logical_monitor->rect.height;
     }
   width = roundf (width * view_scale);
-  height = roundf (width * view_scale);
+  height = roundf (height * view_scale);
 
   fake_onscreen = create_offscreen (cogl_context, width, height);