diff --git a/.github/workflows/ci-mac.yml b/.github/workflows/ci-mac.yml
index 84cd52b8..d6500c02 100644
--- a/.github/workflows/ci-mac.yml
+++ b/.github/workflows/ci-mac.yml
@@ -22,7 +22,15 @@ jobs:
   build:
     if: github.event.pull_request.draft == false
     name: Build for macOS
-    runs-on: macos-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-latest, macos-14]
+        include:
+          - os: macos-latest
+            arch: x64
+          - os: macos-14
+            arch: M1
 
     steps:
       - name: Check out Git repository
diff --git a/Core/NativeClient/WebGPU/GPU.lua b/Core/NativeClient/WebGPU/GPU.lua
index 3703a0f5..7265329e 100644
--- a/Core/NativeClient/WebGPU/GPU.lua
+++ b/Core/NativeClient/WebGPU/GPU.lua
@@ -13,51 +13,6 @@ local GPU = {
 	MAX_BUFFER_SIZE = 256 * 1024 * 1024,
 }
 
--- The FFI bindings don't provide enums for native extensions yet (requires a fix in the runtime)
-ffi.cdef([[
-	typedef enum WGPUNativeFeature {
-		WGPUNativeFeature_PushConstants = 0x00030001,
-		WGPUNativeFeature_TextureAdapterSpecificFormatFeatures = 0x00030002,
-		WGPUNativeFeature_MultiDrawIndirect = 0x00030003,
-		WGPUNativeFeature_MultiDrawIndirectCount = 0x00030004,
-		WGPUNativeFeature_VertexWritableStorage = 0x00030005,
-		WGPUNativeFeature_TextureBindingArray = 0x00030006,
-		WGPUNativeFeature_SampledTextureAndStorageBufferArrayNonUniformIndexing = 0x00030007,
-		WGPUNativeFeature_PipelineStatisticsQuery = 0x00030008,
-		WGPUNativeFeature_Force32 = 0x7FFFFFFF
-	} WGPUNativeFeature;
-
-	typedef enum WGPUNativeSType {
-		// Start at 0003 since that's allocated range for wgpu-native
-		WGPUSType_DeviceExtras = 0x00030001,
-		WGPUSType_RequiredLimitsExtras = 0x00030002,
-		WGPUSType_PipelineLayoutExtras = 0x00030003,
-		WGPUSType_ShaderModuleGLSLDescriptor = 0x00030004,
-		WGPUSType_SupportedLimitsExtras = 0x00030005,
-		WGPUSType_InstanceExtras = 0x00030006,
-		WGPUSType_BindGroupEntryExtras = 0x00030007,
-		WGPUSType_BindGroupLayoutEntryExtras = 0x00030008,
-		WGPUSType_QuerySetDescriptorExtras = 0x00030009,
-		WGPUSType_SurfaceConfigurationExtras = 0x0003000A,
-		WGPUNativeSType_Force32 = 0x7FFFFFFF
-	} WGPUNativeSType;
-
-	typedef struct WGPUBindGroupLayoutEntryExtras {
-		WGPUChainedStruct chain;
-		uint32_t count;
-	} WGPUBindGroupLayoutEntryExtras;
-
-	typedef struct WGPUBindGroupEntryExtras {
-		WGPUChainedStruct chain;
-		WGPUBuffer const * buffers;
-		size_t bufferCount;
-		WGPUSampler const * samplers;
-		size_t samplerCount;
-		WGPUTextureView const * textureViews;
-		size_t textureViewCount;
-	} WGPUBindGroupEntryExtras;
-]])
-
 function GPU:CreateInstance()
 	local instanceDescriptor = new("WGPUInstanceDescriptor")
 	local instance = webgpu.bindings.wgpu_create_instance(instanceDescriptor)
diff --git a/download-runtime.sh b/download-runtime.sh
index f69c24e1..8e598d39 100755
--- a/download-runtime.sh
+++ b/download-runtime.sh
@@ -2,9 +2,10 @@ set -e
 
 GITHUB_ORGANIZATION="evo-lua"
 GITHUB_REPOSITORY="evo-runtime"
-REQUIRED_RUNTIME_VERSION="v0.0.17"
+REQUIRED_RUNTIME_VERSION="v0.0.18"
 
 PLATFORM=$(uname)
+ARCHITECTURE=$(uname -m)
 
 echo "Required runtime version: $REQUIRED_RUNTIME_VERSION"
 
@@ -12,7 +13,7 @@ ASSET_FILE_NAME=""
 EXECUTABLE_NAME=""
 GITHUB_BASE_URL="https://github.com/$GITHUB_ORGANIZATION/$GITHUB_REPOSITORY/releases/download"
 
-echo "Detected platform: $PLATFORM"
+echo "Detected platform: $PLATFORM ($ARCHITECTURE)"
 
 case $PLATFORM in
     MINGW64_NT*|CYGWIN_NT*|MSYS_NT*)
@@ -24,7 +25,18 @@ case $PLATFORM in
 		EXECUTABLE_NAME="evo"
         ;;
     Darwin)
-        ASSET_FILE_NAME="evo-macos-x64"
+        case $ARCHITECTURE in
+            arm64)
+                ASSET_FILE_NAME="evo-macos-M1"
+            ;;
+            x86_64)
+                ASSET_FILE_NAME="evo-macos-x64"
+	        ;;
+            *)
+                echo "Unsupported architecture: $ARCHITECTURE"
+                exit 1
+                ;;
+        esac
 		EXECUTABLE_NAME="evo"
         ;;
     *)