diff --git a/src/VisualizerWidget.cpp b/src/VisualizerWidget.cpp
index 4a411fa..2bfcc02 100644
--- a/src/VisualizerWidget.cpp
+++ b/src/VisualizerWidget.cpp
@@ -390,7 +390,7 @@ void VisualizerWidget::render(QRhiCommandBuffer *cb) {
     m_lastBuildW = w;
     m_lastBuildH = h;
     if (m_mirrored) {
-      buildVertices(w * 0.55f, h / 2);
+      buildVertices(w * 0.55f, h / 2 + 2);
       buildCepstrumVertices(w, h);
     } else {
       buildVertices(w, h);