diff --git a/vulkan/libvulkan/driver.h b/vulkan/libvulkan/driver.h
index 210c3c7..a02ebd7 100644
--- a/vulkan/libvulkan/driver.h
+++ b/vulkan/libvulkan/driver.h
@@ -98,6 +98,7 @@
 
     std::bitset<ProcHook::EXTENSION_COUNT> hook_extensions;
 
+    VkDevice driver_device;
     DeviceDriverTable driver;
 };