diff --git a/src/widget/wwaveformviewer.cpp b/src/widget/wwaveformviewer.cpp
index 54f8f631b32..3f99551becb 100644
--- a/src/widget/wwaveformviewer.cpp
+++ b/src/widget/wwaveformviewer.cpp
@@ -43,6 +43,7 @@ WWaveformViewer::WWaveformViewer(
     m_pPlayEnabled = new ControlProxy(group, "play", this, ControlFlag::NoAssertIfMissing);
 
     setAttribute(Qt::WA_OpaquePaintEvent);
+    setFocusPolicy(Qt::NoFocus);
 }
 
 WWaveformViewer::~WWaveformViewer() {