diff --git a/wgpu/backends/wgpu_native/__init__.py b/wgpu/backends/wgpu_native/__init__.py
index ab2ac6b7..f4654657 100644
--- a/wgpu/backends/wgpu_native/__init__.py
+++ b/wgpu/backends/wgpu_native/__init__.py
@@ -11,8 +11,8 @@
 
 
 # The wgpu-native version that we target/expect
-__version__ = "27.0.2.0"
-__commit_sha__ = "74f8c24c903b6352d09f1928c56962ce06f77a4d"
+__version__ = "27.0.4.0"
+__commit_sha__ = "768f15f6ace8e4ec8e8720d5732b29e0b34250a8"
 version_info = tuple(map(int, __version__.split(".")))  # noqa: RUF048
 _check_expected_version(version_info)  # produces a warning on mismatch
 
diff --git a/wgpu/resources/wgpu.h b/wgpu/resources/wgpu.h
index 272ed23a..f9ab1827 100644
--- a/wgpu/resources/wgpu.h
+++ b/wgpu/resources/wgpu.h
@@ -137,6 +137,13 @@ typedef enum WGPUGLFenceBehaviour {
     WGPUGLFenceBehaviour_Force32 = 0x7FFFFFFF
 } WGPUGLFenceBehaviour;
 
+typedef enum WGPUDx12SwapchainKind {
+    WGPUDx12SwapchainKind_Undefined = 0x00000000,
+    WGPUDx12SwapchainKind_DxgiFromHwnd = 0x00000001,
+    WGPUDx12SwapchainKind_DxgiFromVisual = 0x00000002,
+    WGPUDx12SwapchainKind_Force32 = 0x7FFFFFFF
+} WGPUDx12SwapchainKind;
+
 typedef struct WGPUInstanceExtras {
     WGPUChainedStruct chain;
     WGPUInstanceBackend backends;
@@ -146,6 +153,7 @@ typedef struct WGPUInstanceExtras {
     WGPUGLFenceBehaviour glFenceBehaviour;
     WGPUStringView dxcPath;
     WGPUDxcMaxShaderModel dxcMaxShaderModel;
+    WGPUDx12SwapchainKind dx12PresentationSystem;
 
     WGPU_NULLABLE const uint8_t* budgetForDeviceCreation;
     WGPU_NULLABLE const uint8_t* budgetForDeviceLoss;
@@ -307,6 +315,7 @@ void wgpuGenerateReport(WGPUInstance instance, WGPUGlobalReport * report);
 size_t wgpuInstanceEnumerateAdapters(WGPUInstance instance, WGPU_NULLABLE WGPUInstanceEnumerateAdapterOptions const * options, WGPUAdapter * adapters);
 
 WGPUSubmissionIndex wgpuQueueSubmitForIndex(WGPUQueue queue, size_t commandCount, WGPUCommandBuffer const * commands);
+float wgpuQueueGetTimestampPeriod(WGPUQueue queue);
 
 // Returns true if the queue is empty, or false if there are more queue submissions still in flight.
 WGPUBool wgpuDevicePoll(WGPUDevice device, WGPUBool wait, WGPU_NULLABLE WGPUSubmissionIndex const * submissionIndex);