diff --git a/gpu/TODO-webgpu.h b/gpu/TODO-webgpu.h
index 171b96ff..5c919cb4 100644
--- a/gpu/TODO-webgpu.h
+++ b/gpu/TODO-webgpu.h
@@ -1,8 +1,3 @@
-pub const WGPUSurfaceDescriptorFromMetalLayer = extern struct {
-    chain: ChainedStruct,
-    layer: *anyopaque,
-};
-
 pub const WGPUSurfaceDescriptorFromWaylandSurface = extern struct {
     chain: ChainedStruct,
     display: *anyopaque,
diff --git a/gpu/src/surface.zig b/gpu/src/surface.zig
index 99b783dd..c67c849b 100644
--- a/gpu/src/surface.zig
+++ b/gpu/src/surface.zig
@@ -20,4 +20,9 @@ pub const Surface = enum(usize) {
         chain: ChainedStruct,
         selector: [*:0]const u8,
     };
+
+    pub const DescriptorFromMetalLayer = extern struct {
+        chain: ChainedStruct,
+        layer: *anyopaque,
+    };
 };