diff --git a/src/backend/wayland/wl_backend.c b/src/backend/wayland/wl_backend.c
index 740f042..b317d67 100644
--- a/src/backend/wayland/wl_backend.c
+++ b/src/backend/wayland/wl_backend.c
@@ -3693,7 +3693,7 @@ wl_frame_paint(struct WFrameWindow *fwin)
 {
     struct wl_frame_buf *fb = frame_buf_find(fwin->core->window);
     if (!fb || !fb->image)
-        return 0;  /* not our frame — shouldn't happen */
+        return 0;
 
     int state = fwin->flags.state;
     int total_w = fb->width;
@@ -5439,7 +5439,15 @@ static void wl_window_resize(WNativeWindow win, int w, int h)
         wlr_xdg_surface_schedule_configure(v->xdg_surface);
         return;
     }
-    /* Frame buffer resize is handled by frame_configure. */
+    struct wl_frame_buf *fb = frame_buf_find(win);
+    if (fb && w > 0 && h > 0 && (w != fb->width || h != fb->height)) {
+        pixman_image_unref(fb->image);
+        fb->image = pixman_image_create_bits(PIXMAN_a8r8g8b8, w, h, NULL, 0);
+        fb->width  = w;
+        fb->height = h;
+        fb->base.width  = w;
+        fb->base.height = h;
+    }
 }
 static void wl_window_set_border(WNativeWindow win, unsigned long pixel)
 {