diff --git a/src/video/wayland/SDL_waylandwindow.c b/src/video/wayland/SDL_waylandwindow.c
index f5fe5e6..f39036c 100644
--- a/src/video/wayland/SDL_waylandwindow.c
+++ b/src/video/wayland/SDL_waylandwindow.c
@@ -1643,7 +1643,8 @@
     SDL_VideoData *viddata = (SDL_VideoData *) _this->driverdata;
     SetFullscreen(window, fullscreen ? output : NULL, SDL_TRUE);
 
-    WAYLAND_wl_display_flush(viddata->display);
+    /* Roundtrip required to receive the updated window dimensions */
+    WAYLAND_wl_display_roundtrip(viddata->display);
 }
 
 void