diff --git a/libs/wgpu/include/psemek/wgpu/buffer.hpp b/libs/wgpu/include/psemek/wgpu/buffer.hpp
index 7d3bce98..66115394 100644
--- a/libs/wgpu/include/psemek/wgpu/buffer.hpp
+++ b/libs/wgpu/include/psemek/wgpu/buffer.hpp
@@ -88,4 +88,9 @@ namespace psemek::wgpu
 		friend struct device;
 	};
 
+	inline buffer::usage operator | (buffer::usage u1, buffer::usage u2)
+	{
+		return static_cast<buffer::usage>(static_cast<std::uint32_t>(u1) | static_cast<std::uint32_t>(u2));
+	}
+
 }