diff --git a/webgpu.h b/webgpu.h
index bb38540..e7436e9 100644
--- a/webgpu.h
+++ b/webgpu.h
@@ -1245,6 +1245,7 @@ typedef enum WGPUWGSLLanguageFeatureName {
     WGPUWGSLLanguageFeatureName_UniformBufferStandardLayout = 0x00000005,
     WGPUWGSLLanguageFeatureName_SubgroupId = 0x00000006,
     WGPUWGSLLanguageFeatureName_TextureAndSamplerLet = 0x00000007,
+    WGPUWGSLLanguageFeatureName_SubgroupUniformity = 0x00000008,
     WGPUWGSLLanguageFeatureName_Force32 = 0x7FFFFFFF
 } WGPUWGSLLanguageFeatureName WGPU_ENUM_ATTRIBUTE;
 
diff --git a/webgpu.json b/webgpu.json
index ce1d944..2d4c9e2 100644
--- a/webgpu.json
+++ b/webgpu.json
@@ -2405,6 +2405,10 @@
         {
           "doc": "TODO\n",
           "name": "texture_and_sampler_let"
+        },
+        {
+          "doc": "TODO\n",
+          "name": "subgroup_uniformity"
         }
       ],
       "name": "WGSL_language_feature_name"
diff --git a/webgpu.yml b/webgpu.yml
index 26b86b0..f1663fa 100644
--- a/webgpu.yml
+++ b/webgpu.yml
@@ -1516,6 +1516,9 @@ enums:
       - name: texture_and_sampler_let
         doc: |
           TODO
+      - name: subgroup_uniformity
+        doc: |
+          TODO
 bitflags:
   - name: buffer_usage
     doc: |