diff --git a/src/widgets/widgets/qcombobox.cpp b/src/widgets/widgets/qcombobox.cpp
index 9caac239f9..e754d02f2a 100644
--- a/src/widgets/widgets/qcombobox.cpp
+++ b/src/widgets/widgets/qcombobox.cpp
@@ -58,7 +58,8 @@ QComboBoxPrivate::QComboBoxPrivate()
       shownOnce(false),
       duplicatesEnabled(false),
       frame(true),
-      inserting(false)
+      inserting(false),
+      hidingPopup(false)
 {
 }
 
@@ -2805,6 +2806,13 @@ void QComboBox::showPopup()
 void QComboBox::hidePopup()
 {
     Q_D(QComboBox);
+    if (d->hidingPopup)
+        return;
+    d->hidingPopup = true;
+    // can't use QBoolBlocker on a bitfield
+    auto resetHidingPopup = qScopeGuard([d]{
+        d->hidingPopup = false;
+    });
     if (d->container && d->container->isVisible()) {
 #if QT_CONFIG(effects)
         QSignalBlocker modelBlocker(d->model);
diff --git a/src/widgets/widgets/qcombobox_p.h b/src/widgets/widgets/qcombobox_p.h
index d725624d6d..a26f3a34d4 100644
--- a/src/widgets/widgets/qcombobox_p.h
+++ b/src/widgets/widgets/qcombobox_p.h
@@ -395,6 +395,7 @@ public:
     bool duplicatesEnabled : 1;
     bool frame : 1;
     bool inserting : 1;
+    bool hidingPopup : 1;
 };
 
 QT_END_NAMESPACE