diff --git a/object.hpp b/object.hpp
index 29b441f..f6e424c 100644
--- a/object.hpp
+++ b/object.hpp
@@ -31,7 +31,7 @@ namespace cruft::vk {
     struct object {
         using native_type = native_t<SelfT>;
 
-        object (native_t<SelfT> _native):
+        object (const native_t<SelfT> &_native):
             m_native (_native)
         {
             CHECK_NEQ (m_native, VK_NULL_HANDLE);