diff --git a/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm b/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm
index f67a66a2d36..8472506d235 100644
--- a/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm
+++ b/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm
@@ -9,12 +9,15 @@
 #include "qcocoawindow.h"
 #include "qcocoascreen.h"
 
+#include <QtCore/qlogging.h>
 #include <QtGui/private/qaccessiblecache_p.h>
 #include <QtGui/private/qaccessiblebridgeutils_p.h>
 #include <QtGui/qaccessible.h>
 
 QT_USE_NAMESPACE
 
+Q_LOGGING_CATEGORY(lcAccessibilityTable, "qt.accessibility.table")
+
 #if QT_CONFIG(accessibility)
 
 /**
@@ -131,6 +134,12 @@ - (instancetype)initWithId:(QAccessible::Id)anId role:(NSAccessibilityRole)role
                         auto *tableElement = [QMacAccessibilityElement elementWithInterface:table];
                         Q_ASSERT(tableElement);
                         Q_ASSERT(tableElement->rows);
+
+                        qCDebug(lcAccessibilityTable) << "Creating cell representation for"
+                                                      << m_rowIndex << m_columnIndex
+                                                      << "in table with"
+                                                      << tableElement->rows.count << "rows";
+
                         Q_ASSERT(int(tableElement->rows.count) > m_rowIndex);
                         auto *rowElement = tableElement->rows[m_rowIndex];
                         if (!rowElement->columns) {
@@ -273,6 +282,8 @@ - (void)updateTableModel
     if (QAccessibleInterface *iface = self.qtInterface) {
         if (QAccessibleTableInterface *table = iface->tableInterface()) {
             Q_ASSERT(!self.isManagedByParent);
+            qCDebug(lcAccessibilityTable) << "Updating table representation with"
+                                          << table->rowCount() << table->columnCount();
             rows = [self populateTableArray:rows role:NSAccessibilityRowRole count:table->rowCount()];
             columns = [self populateTableArray:columns role:NSAccessibilityColumnRole count:table->columnCount()];
         }
diff --git a/src/widgets/widgets/qcombobox.cpp b/src/widgets/widgets/qcombobox.cpp
index dd41863f47d..9b10ca7e35a 100644
--- a/src/widgets/widgets/qcombobox.cpp
+++ b/src/widgets/widgets/qcombobox.cpp
@@ -1096,6 +1096,17 @@ void QComboBoxPrivate::_q_rowsInserted(const QModelIndex &parent, int start, int
     // set current index if combo was previously empty and there is no placeholderText
     if (start == 0 && (end - start + 1) == q->count() && !currentIndex.isValid() &&
         placeholderText.isEmpty()) {
+#if QT_CONFIG(accessibility)
+        // This might have been called by the model emitting rowInserted(), at which
+        // point the view won't have updated the accessibility bridge yet about its new
+        // dimensions. Do it now so that the change of the selection matches the row
+        // indexes of the accessibility bridge's representation.
+        if (container && container->itemView()) {
+            QAccessibleTableModelChangeEvent event(container->itemView(),
+                                                   QAccessibleTableModelChangeEvent::ModelReset);
+            QAccessible::updateAccessibility(&event);
+        }
+#endif
         q->setCurrentIndex(0);
         // need to emit changed if model updated index "silently"
     } else if (currentIndex.row() != indexBeforeChange) {