1 files changed, 9 insertions, 0 deletions
diff --git a/src/gui/vulkan/qvulkanwindow.cpp b/src/gui/vulkan/qvulkanwindow.cpp
index ed73a77683..e211863f21 100644
--- a/src/gui/vulkan/qvulkanwindow.cpp
+++ b/src/gui/vulkan/qvulkanwindow.cpp
@@ -689,6 +689,15 @@ void QVulkanWindowPrivate::init()
     QVulkanInfoVector<QVulkanExtension> supportedExtensions = q->supportedDeviceExtensions();
     QByteArrayList reqExts = requestedDevExtensions;
     reqExts.append("VK_KHR_swapchain");
+
+    QByteArray envExts = qgetenv("QT_VULKAN_DEVICE_EXTENSIONS");
+    if (!envExts.isEmpty()) {
+        QByteArrayList envExtList =  envExts.split(';');
+        for (auto ext : reqExts)
+            envExtList.removeAll(ext);
+        reqExts.append(envExtList);
+    }
+
     for (const QByteArray &ext : reqExts) {
         if (supportedExtensions.contains(ext))
             devExts.append(ext.constData());