diff --git a/src/kmessagebox.h b/src/kmessagebox.h
--- a/src/kmessagebox.h
+++ b/src/kmessagebox.h
@@ -572,13 +572,41 @@
  * The default button is "&OK". Pressing "Esc" selects the OK-button.
  *
  * NOTE: The ok button will always have the i18n'ed text '&OK'.
+ * See the overload with a KGuiItem argument to change that.
  */
-
 KWIDGETSADDONS_EXPORT void sorry(QWidget *parent,
                                  const QString &text,
                                  const QString &caption = QString(),
                                  Options options = Notify);
 
+/**
+ * Display a "Sorry" dialog.
+ *
+ * @param parent  Parent widget.
+ * @param text    Message string.
+ * @param caption Message box title. The application name is added to
+ *                the title. The default title is i18n("Sorry").
+ * @param buttonOk The text for the only button.
+ *                 The default is KStandardGuiItem::ok().
+ * @param options  see OptionsType
+ *
+ * Either your program messed up and asks for understanding
+ * or your user did something stupid.
+ *
+ * To be used for small problems like
+ * "Sorry, I can't find the file you specified."
+ *
+ * The default button is "&OK". Pressing "Esc" selects the OK-button.
+ *
+ * There is only one button, therefore it's the default button, and pressing "Esc" selects it as well.
+ * @since 5.63
+ */
+KWIDGETSADDONS_EXPORT void sorry(QWidget *parent,
+                                 const QString &text,
+                                 const QString &caption /*= QString()*/,
+                                 const KGuiItem &buttonOk /*= KStandardGuiItem::ok()*/,
+                                 Options options = Notify); // TODO KF6 merge with previous overload
+
 /**
  * Displays a "Sorry" dialog with a "Details >>" button.
  *
@@ -603,14 +631,49 @@
  * The default button is "&OK". Pressing "Esc" selects the OK-button.
  *
  * NOTE: The ok button will always have the i18n'ed text '&OK'.
+ * See the overload with a KGuiItem argument to change that.
  */
 
 KWIDGETSADDONS_EXPORT void detailedSorry(QWidget *parent,
         const QString &text,
         const QString &details,
         const QString &caption = QString(),
         Options options = Notify);
 
+/**
+ * Displays a "Sorry" dialog with a "Details >>" button.
+ *
+ * @param parent  Parent widget.
+ * @param text    Message string.
+ * @param details Detailed message string.
+ * @param caption Message box title. The application name is added to
+ *                the title. The default title is i18n("Sorry").
+ * @param buttonOk The text for the only button.
+ *                 The default is KStandardGuiItem::ok().
+ * @param options  see Options
+ *
+ * Either your program messed up and asks for understanding
+ * or your user did something stupid.
+ *
+ * To be used for small problems like
+ * "Sorry, I can't find the file you specified."
+ *
+ * And then @p details can contain something like
+ * "foobar.txt was not found in any of
+ *  the following directories:
+ *  /usr/bin,/usr/local/bin,/usr/sbin"
+ *
+ * There is only one button, therefore it's the default button, and pressing "Esc" selects it as well.
+ * @since 5.63
+ */
+
+KWIDGETSADDONS_EXPORT void detailedSorry(QWidget *parent,
+        const QString &text,
+        const QString &details,
+        const QString &caption /* = QString() */,
+        const KGuiItem &buttonOk /*= KStandardGuiItem::ok()*/,
+        Options options = Notify);  // TODO KF6: merge with previous overload
+
 /**
  * Display an "Information" dialog.
  *
@@ -893,7 +956,7 @@
  */
 KWIDGETSADDONS_EXPORT ButtonCode questionYesNoCancelWId(WId parent_id,
         const QString &text,
-        const QString &caption = QString(),
+       const QString &caption = QString(),
         const KGuiItem &buttonYes = KStandardGuiItem::yes(),
         const KGuiItem &buttonNo = KStandardGuiItem::no(),
         const KGuiItem &buttonCancel = KStandardGuiItem::cancel(),
@@ -1028,6 +1091,17 @@
                                     const QString &caption = QString(),
                                     Options options = Notify);
 
+/**
+ * This function accepts the window id of the parent window, instead
+ * of QWidget*. It should be used only when necessary.
+ * @since 5.63
+ */
+KWIDGETSADDONS_EXPORT void sorryWId(WId parent_id,
+                                    const QString &text,
+                                    const QString &caption /*= QString()*/,
+                                    const KGuiItem &buttonOk /*= KStandardGuiItem::ok()*/,
+                                    Options options = Notify); // TODO KF6 merge with previous overload
+
 /**
  * This function accepts the window id of the parent window, instead
  * of QWidget*. It should be used only when necessary.
@@ -1038,6 +1112,18 @@
         const QString &caption = QString(),
         Options options = Notify);
 
+/**
+ * This function accepts the window id of the parent window, instead
+ * of QWidget*. It should be used only when necessary.
+ * @since 5.63
+ */
+KWIDGETSADDONS_EXPORT void detailedSorryWId(WId parent_id,
+        const QString &text,
+        const QString &details,
+        const QString &caption /*= QString()*/,
+        const KGuiItem &buttonOk /*= KStandardGuiItem::ok()*/,
+        Options options = Notify); // TODO KF6 merge with previous overload
+
 /**
  * This function accepts the window id of the parent window, instead
  * of QWidget*. It should be used only when necessary.
diff --git a/src/kmessagebox.cpp b/src/kmessagebox.cpp
--- a/src/kmessagebox.cpp
+++ b/src/kmessagebox.cpp
@@ -836,13 +836,19 @@
 }
 
 static void sorryInternal(QDialog *dialog, const QString &text,
-                          const QString &caption, Options options)
+                          const QString &caption,
+                          const KGuiItem &buttonOk_,
+                          Options options)
 {
+    I18N_FILTER_BUTTON_YES(buttonOk_, buttonOk)
+    I18N_POST_BUTTON_FILTER
+
     dialog->setWindowTitle(caption.isEmpty() ? QApplication::translate("KMessageBox", "Sorry") : caption);
     dialog->setObjectName(QStringLiteral("sorry"));
 
     QDialogButtonBox *buttonBox = new QDialogButtonBox(dialog);
     buttonBox->setStandardButtons(QDialogButtonBox::Ok);
+    KGuiItem::assign(buttonBox->button(QDialogButtonBox::Ok), buttonOk);
 
     applyOptions(dialog, options);
 
@@ -852,19 +858,31 @@
 void sorry(QWidget *parent, const QString &text,
            const QString &caption, Options options)
 {
-    sorryInternal(new QDialog(parent), text, caption, options);
+    sorryInternal(new QDialog(parent), text, caption, KStandardGuiItem::ok(), options);
+}
+
+void sorry(QWidget *parent, const QString &text,
+           const QString &caption, const KGuiItem &item, Options options)
+{
+    sorryInternal(new QDialog(parent), text, caption, item, options);
 }
 
 static void detailedSorryInternal(QDialog *dialog, const QString &text,
                                   const QString &details,
-                                  const QString &caption, Options options)
+                                  const QString &caption,
+                                  const KGuiItem &buttonOk_,
+                                  Options options)
 {
+    I18N_FILTER_BUTTON_YES(buttonOk_, buttonOk)
+    I18N_POST_BUTTON_FILTER
+
     dialog->setWindowTitle(caption.isEmpty() ? QApplication::translate("KMessageBox", "Sorry") : caption);
     dialog->setObjectName(QStringLiteral("sorry"));
 
     QDialogButtonBox *buttonBox = new QDialogButtonBox(dialog);
     buttonBox->addButton(QDialogButtonBox::Ok);
     buttonBox->button(QDialogButtonBox::Ok)->setFocus();
+    KGuiItem::assign(buttonBox->button(QDialogButtonBox::Ok), buttonOk);
 
     applyOptions(dialog, options);
 
@@ -875,7 +893,16 @@
                    const QString &details,
                    const QString &caption, Options options)
 {
-    detailedSorryInternal(new QDialog(parent), text, details, caption, options);
+    detailedSorryInternal(new QDialog(parent), text, details, caption, KStandardGuiItem::ok(), options);
+}
+
+void detailedSorry(QWidget *parent, const QString &text,
+                   const QString &details,
+                   const QString &caption,
+                   const KGuiItem &buttonOk,
+                   Options options)
+{
+    detailedSorryInternal(new QDialog(parent), text, details, caption, buttonOk, options);
 }
 
 void information(QWidget *parent, const QString &text,
@@ -969,7 +996,7 @@
         return KMessageBox::Ok;
 
     case Sorry:
-        sorryInternal(dialog, text, caption, options);
+        sorryInternal(dialog, text, caption, KStandardGuiItem::ok(), options);
         return KMessageBox::Ok;
     }
     return KMessageBox::Cancel;
@@ -1134,7 +1161,16 @@
                       const QString &details,
                       const QString &caption, Options options)
 {
-    detailedSorryInternal(createWIdDialog(parent_id), text, details, caption, options);
+    detailedSorryInternal(createWIdDialog(parent_id), text, details, caption, KStandardGuiItem::ok(), options);
+}
+
+void detailedSorryWId(WId parent_id, const QString &text,
+                      const QString &details,
+                      const QString &caption,
+                      const KGuiItem &buttonOk,
+                      Options options)
+{
+    detailedSorryInternal(createWIdDialog(parent_id), text, details, caption, buttonOk, options);
 }
 
 void informationWId(WId parent_id, const QString &text,
diff --git a/tests/kmessageboxtest.cpp b/tests/kmessageboxtest.cpp
--- a/tests/kmessageboxtest.cpp
+++ b/tests/kmessageboxtest.cpp
@@ -149,12 +149,12 @@
 
     case 13:
         i = KMessageBox::Ok;
-        KMessageBox::sorry(nullptr, QStringLiteral("Sorry, Your harddisk appears to be empty."));
+        KMessageBox::sorry(nullptr, QStringLiteral("Sorry, Your harddisk appears to be empty."), QString(), KGuiItem(QStringLiteral("Abort")));
         break;
 
     case 14:
         i = KMessageBox::Ok;
-        KMessageBox::detailedSorry(nullptr, QStringLiteral("Sorry, Your harddisk appears to be empty."), QStringLiteral("We don't know more yet."), QStringLiteral("Oops"));
+        KMessageBox::detailedSorry(nullptr, QStringLiteral("Sorry, Your harddisk appears to be empty."), QStringLiteral("We don't know more yet."), QStringLiteral("Oops"), KGuiItem(QStringLiteral("Abort")));
         break;
 
     case 15: