diff --git a/src/bar.cpp b/src/bar.cpp
index fab5a8f..507ce62 100644
--- a/src/bar.cpp
+++ b/src/bar.cpp
@@ -200,7 +200,7 @@ void Bar::click(Monitor* mon, int x, int, int btn)
 void Bar::layerSurfaceConfigure(uint32_t serial, uint32_t width, uint32_t height)
 {
 	zwlr_layer_surface_v1_ack_configure(_layerSurface.get(), serial);
-	if (width == _bufs->width && height == _bufs->height) {
+	if (_bufs && width == _bufs->width && height == _bufs->height) {
 		return;
 	}
 	_bufs.emplace(width, height, WL_SHM_FORMAT_XRGB8888);