diff --git a/src/widgets/widgets/qdockarealayout.cpp b/src/widgets/widgets/qdockarealayout.cpp
index 98643eb7af2..7f3a7e70db3 100644
--- a/src/widgets/widgets/qdockarealayout.cpp
+++ b/src/widgets/widgets/qdockarealayout.cpp
@@ -2197,7 +2197,7 @@ bool QDockAreaLayoutInfo::updateTabBar() const
         QString title = dw->d_func()->fixedWindowTitle;
         quintptr id = tabId(item);
         if (tab_idx == tabBar->count()) {
-            tabBar->insertTab(tab_idx, title);
+            tabBar->insertTab(tab_idx, dw->windowIcon(), title);
 #if QT_CONFIG(tooltip)
             tabBar->setTabToolTip(tab_idx, title);
 #endif
@@ -2207,7 +2207,7 @@ bool QDockAreaLayoutInfo::updateTabBar() const
                     && qvariant_cast<quintptr>(tabBar->tabData(tab_idx + 1)) == id)
                 tabBar->removeTab(tab_idx);
             else {
-                tabBar->insertTab(tab_idx, title);
+                tabBar->insertTab(tab_idx, dw->windowIcon(), title);
 #if QT_CONFIG(tooltip)
                 tabBar->setTabToolTip(tab_idx, title);
 #endif