2 files changed, 11 insertions, 2 deletions

diff --git a/sway/desktop/xwayland.c b/sway/desktop/xwayland.c
index dca62fb1..b5df907d 100644
--- a/sway/desktop/xwayland.c
+++ b/sway/desktop/xwayland.c
@@ -282,11 +282,19 @@ static void handle_commit(struct wl_listener *listener, void *data) {
                 wl_container_of(listener, xwayland_view, commit);
         struct sway_view *view = &xwayland_view->view;
         struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface;
-        struct wlr_surface_state *surface_state = &xsurface->surface->current;
+        struct wlr_surface_state *state = &xsurface->surface->current;
 
         if (view->swayc->instruction) {
                 transaction_notify_view_ready_by_size(view,
-                                surface_state->width, surface_state->height);
+                                state->width, state->height);
+        } else if ((state->width != view->width || state->height != view->height) &&
+                                container_is_floating(view->swayc)) {
+                // eg. The Firefox "Save As" dialog when downloading a file
+                // It maps at a small size then changes afterwards.
+                view->width = state->width;
+                view->height = state->height;
+                container_set_geometry_from_floating_view(view->swayc);
+                transaction_commit_dirty();
         }
 
         view_damage_from(view);
diff --git a/sway/tree/container.c b/sway/tree/container.c
index 1dc4be4b..b3368a2e 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -1089,6 +1089,7 @@ void container_set_geometry_from_floating_view(struct sway_container *con) {
         con->y = view->y - top;
         con->width = view->width + border_width * 2;
         con->height = top + view->height + border_width;
+        container_set_dirty(con);
 }
 
 bool container_is_floating(struct sway_container *container) {