diff --git a/src/plugins/debugger/debuggermainwindow.cpp b/src/plugins/debugger/debuggermainwindow.cpp
index 22d910eb23b..d4543eb6f83 100644
--- a/src/plugins/debugger/debuggermainwindow.cpp
+++ b/src/plugins/debugger/debuggermainwindow.cpp
@@ -233,7 +233,7 @@ DebuggerMainWindowPrivate::DebuggerMainWindowPrivate(DebuggerMainWindow *parent)
     scrolledToolbar->setFrameStyle(QFrame::NoFrame);
     scrolledToolbar->setWidgetResizable(true);
     scrolledToolbar->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-    scrolledToolbar->setFixedHeight(StyleHelper::navigationWidgetHeight());
+    scrolledToolbar->setFixedHeight(toolbar->height());
     scrolledToolbar->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 
     auto dock = new QDockWidget(Tr::tr("Toolbar"), q);