diff --git a/src/widgets/kurlrequester.h b/src/widgets/kurlrequester.h
--- a/src/widgets/kurlrequester.h
+++ b/src/widgets/kurlrequester.h
@@ -141,6 +141,19 @@
     QString filter() const;
 
     /**
+     * Returns the mimetype filters for the file dialog.
+     * @see QFileDialog::setMimeTypeFilters()
+     * @since 5.31
+     */
+    void setMimeTypeFilters(const QStringList &mimeTypes);
+    /**
+     * Sets the mimetype filters for the file dialog.
+     * @see QFileDialog::mimeTypeFilters()
+     * @since 5.31
+     */
+    QStringList mimeTypeFilters() const;
+
+    /**
      * @returns a pointer to the filedialog.
      * You can use this to customize the dialog, e.g. to call setLocationLabel
      * or other things which are not accessible in the KUrlRequester API.
diff --git a/src/widgets/kurlrequester.cpp b/src/widgets/kurlrequester.cpp
--- a/src/widgets/kurlrequester.cpp
+++ b/src/widgets/kurlrequester.cpp
@@ -249,6 +249,7 @@
     KComboBox *combo;
     KFile::Modes fileDialogMode;
     QString fileDialogFilter;
+    QStringList mimeTypeFilters;
     KEditListWidget::CustomEditor editor;
     KUrlDragPushButton *myButton;
     QFileDialog *myFileDialog;
@@ -492,12 +493,30 @@
     return d->fileDialogFilter;
 }
 
+void KUrlRequester::setMimeTypeFilters(const QStringList &mimeTypes)
+{
+    d->mimeTypeFilters = mimeTypes;
+
+    if (d->myFileDialog) {
+        d->myFileDialog->setMimeTypeFilters(d->mimeTypeFilters);
+    }
+}
+
+QStringList KUrlRequester::mimeTypeFilters() const
+{
+    return d->mimeTypeFilters;
+}
+
 #ifndef KIOWIDGETS_NO_DEPRECATED
 QFileDialog *KUrlRequester::fileDialog() const
 {
     if (!d->myFileDialog) {
         d->myFileDialog = new QFileDialog(window(), windowTitle());
-        d->myFileDialog->setNameFilters(d->kToQFilters(d->fileDialogFilter));
+        if (!d->mimeTypeFilters.isEmpty()) {
+            d->myFileDialog->setMimeTypeFilters(d->mimeTypeFilters);
+        } else {
+            d->myFileDialog->setNameFilters(d->kToQFilters(d->fileDialogFilter));
+        }
 
         d->applyFileMode(d->myFileDialog, d->fileDialogMode);