diff --git a/src/plugins/platforms/cocoa/qcocoawindow.mm b/src/plugins/platforms/cocoa/qcocoawindow.mm
index de58842772..af8f039d94 100644
--- a/src/plugins/platforms/cocoa/qcocoawindow.mm
+++ b/src/plugins/platforms/cocoa/qcocoawindow.mm
@@ -479,7 +479,6 @@ void QCocoaWindow::clearNSWindow(NSWindow *window)
 {
     [window setDelegate:nil];
     [[NSNotificationCenter defaultCenter] removeObserver:m_contentView];
-    [m_contentView removeFromSuperviewWithoutNeedingDisplay];
 }
 
 // Returns the current global screen geometry for the nswindow associated with this window.
diff --git a/tests/auto/widgets/dialogs/qdialog/qdialog.pro b/tests/auto/widgets/dialogs/qdialog/qdialog.pro
index 779c10ed66..2c4d10dd0b 100644
--- a/tests/auto/widgets/dialogs/qdialog/qdialog.pro
+++ b/tests/auto/widgets/dialogs/qdialog/qdialog.pro
@@ -2,4 +2,3 @@ CONFIG += testcase
 TARGET = tst_qdialog
 QT += widgets testlib
 SOURCES += tst_qdialog.cpp
-mac:CONFIG += insignificant_test    # QTBUG-24977