diff --git a/framework/dockwindow_v2/internal/dockbase.cpp b/framework/dockwindow_v2/internal/dockbase.cpp
index 28762fc78a..23a481d566 100644
--- a/framework/dockwindow_v2/internal/dockbase.cpp
+++ b/framework/dockwindow_v2/internal/dockbase.cpp
@@ -55,6 +55,7 @@ static QSize adjustSizeByConstraints(const QSize& size, const QSize& min, const
     return size.expandedTo(min).boundedTo(max);
 }
 
+#if 0
 static bool sizeInRange(const QSize& size, const QSize& min, const QSize& max)
 {
     bool widthInRange = size.width() >= min.width() && size.width() <= max.width();
@@ -63,6 +64,8 @@ static bool sizeInRange(const QSize& size, const QSize& min, const QSize& max)
     return widthInRange && heightInRange;
 }
 
+#endif
+
 static KDDockWidgets::Core::Group* groupForDockWidget(KDDockWidgets::Core::DockWidget* dw)
 {
     if (!dw) {