diff --git a/webgpu.h b/webgpu.h
index 084ac1b..6065722 100644
--- a/webgpu.h
+++ b/webgpu.h
@@ -1971,6 +1971,7 @@ typedef struct WGPUTextureViewDescriptor {
 } WGPUTextureViewDescriptor WGPU_STRUCTURE_ATTRIBUTE;
 
 typedef struct WGPUVertexAttribute {
+    WGPUChainedStruct const * nextInChain;
     WGPUVertexFormat format;
     uint64_t offset;
     uint32_t shaderLocation;
@@ -2117,6 +2118,7 @@ typedef struct WGPUTextureDescriptor {
 } WGPUTextureDescriptor WGPU_STRUCTURE_ATTRIBUTE;
 
 typedef struct WGPUVertexBufferLayout {
+    WGPUChainedStruct const * nextInChain;
     /**
      * The step mode for the vertex buffer. If @ref WGPUVertexStepMode_VertexBufferNotUsed,
      * indicates a "hole" in the parent @ref WGPUVertexState `buffers` array:
diff --git a/webgpu.yml b/webgpu.yml
index b78d104..93cbc0a 100644
--- a/webgpu.yml
+++ b/webgpu.yml
@@ -2964,7 +2964,7 @@ structs:
   - name: vertex_attribute
     doc: |
       TODO
-    type: standalone
+    type: base_in
     members:
       - name: format
         doc: |
@@ -2981,7 +2981,7 @@ structs:
   - name: vertex_buffer_layout
     doc: |
       TODO
-    type: standalone
+    type: base_in
     members:
       - name: step_mode
         doc: |