diff --git a/src/gui/vulkan/qvulkanwindow.cpp b/src/gui/vulkan/qvulkanwindow.cpp
index e211863f21e..ee49cf0999b 100644
--- a/src/gui/vulkan/qvulkanwindow.cpp
+++ b/src/gui/vulkan/qvulkanwindow.cpp
@@ -1595,19 +1595,6 @@ bool QVulkanWindow::event(QEvent *e)
     \sa setQueueCreateInfoModifier()
  */
 
-/*!
-    Return a previously set queue create info modification function.
-
-    \sa setQueueCreateInfoModifier()
-
-    \since 5.15
- */
-QVulkanWindow::QueueCreateInfoModifier QVulkanWindow::queueCreateInfoModifier() const
-{
-    Q_D(const QVulkanWindow);
-    return d->queueCreateInfoModifier;
-}
-
 /*!
     Set a queue create info modification function.
 
diff --git a/src/gui/vulkan/qvulkanwindow.h b/src/gui/vulkan/qvulkanwindow.h
index 530b6c07447..511b9501bd4 100644
--- a/src/gui/vulkan/qvulkanwindow.h
+++ b/src/gui/vulkan/qvulkanwindow.h
@@ -106,7 +106,6 @@ public:
     typedef std::function<void(const VkQueueFamilyProperties *,
                                uint32_t,
                                QVector<VkDeviceQueueCreateInfo> &)> QueueCreateInfoModifier;
-    QueueCreateInfoModifier queueCreateInfoModifier() const;
     void setQueueCreateInfoModifier(QueueCreateInfoModifier modifier);
 
     bool isValid() const;