diff --git a/src/Vulkan/libVulkan.cpp b/src/Vulkan/libVulkan.cpp
index 77d33fa..3f7e0d5 100644
--- a/src/Vulkan/libVulkan.cpp
+++ b/src/Vulkan/libVulkan.cpp
@@ -1049,6 +1049,12 @@
 		case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_TEXEL_BUFFER_ALIGNMENT_FEATURES_EXT:
 			// Workaround for a test bug (see https://gitlab.khronos.org/Tracker/vk-gl-cts/-/issues/3564)
 			break;
+		case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_YCBCR_2_PLANE_444_FORMATS_FEATURES_EXT:
+			// TODO(b/223499383): The format enums of VK_EXT_ycbcr_2plane_444_formats were promoted to Vulkan 1.3, but not this feature struct.
+			break;
+		case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTENDED_DYNAMIC_STATE_2_FEATURES_EXT:
+			// TODO(b/204502923): VK_EXT_extended_dynamic_state2 was partially promoted to Vulkan 1.3, but not this feature struct.
+			break;
 		default:
 			// "the [driver] must skip over, without processing (other than reading the sType and pNext members) any structures in the chain with sType values not defined by [supported extenions]"
 			UNSUPPORTED("pCreateInfo->pNext sType = %s", vk::Stringify(extensionCreateInfo->sType).c_str());