1 files changed, 2 insertions, 0 deletions

diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h
index 277165ea..3a3a9429 100644
--- a/include/sway/tree/container.h
+++ b/include/sway/tree/container.h
@@ -83,6 +83,8 @@ struct sway_container {
 
         list_t *marks; // list of char*
 
+        float alpha;
+
         struct {
                 struct wl_signal destroy;
                 // Raised after the tree updates, but before arrange_windows