diff --git a/servers/visual/visual_server_viewport.cpp b/servers/visual/visual_server_viewport.cpp
index dcc270ca5e1..dd6bc3cf266 100644
--- a/servers/visual/visual_server_viewport.cpp
+++ b/servers/visual/visual_server_viewport.cpp
@@ -268,7 +268,7 @@ void VisualServerViewport::draw_viewports() {
 		ERR_CONTINUE(!vp->render_target.is_valid());
 
 		bool visible = vp->viewport_to_screen_rect != Rect2() || vp->update_mode == VS::VIEWPORT_UPDATE_ALWAYS || vp->update_mode == VS::VIEWPORT_UPDATE_ONCE || (vp->update_mode == VS::VIEWPORT_UPDATE_WHEN_VISIBLE && VSG::storage->render_target_was_used(vp->render_target));
-		visible = visible && vp->size.x > 0 && vp->size.y > 0;
+		visible = visible && vp->size.x > 1 && vp->size.y > 1;
 
 		if (!visible)
 			continue;