diff --git a/gpu/TODO-webgpu.h b/gpu/TODO-webgpu.h
index e3c8f898..ff434cfd 100644
--- a/gpu/TODO-webgpu.h
+++ b/gpu/TODO-webgpu.h
@@ -1,8 +1,3 @@
-pub const WGPUShaderModuleDescriptor = extern struct {
-    next_in_chain: *const ChainedStruct,
-    label: ?[*:0]const u8 = null,
-};
-
 pub const WGPUShaderModuleSPIRVDescriptor = extern struct {
     chain: ChainedStruct,
     code_size: u32,
diff --git a/gpu/src/shader_module.zig b/gpu/src/shader_module.zig
index 4a06fe18..b04ba081 100644
--- a/gpu/src/shader_module.zig
+++ b/gpu/src/shader_module.zig
@@ -1,6 +1,13 @@
+const ChainedStruct = @import("types.zig").ChainedStruct;
+
 pub const ShaderModule = enum(usize) {
     _,
 
     // TODO: verify there is a use case for nullable value of this type.
     pub const none: ShaderModule = @intToEnum(ShaderModule, 0);
+
+    pub const Descriptor = extern struct {
+        next_in_chain: *const ChainedStruct,
+        label: ?[*:0]const u8 = null,
+    };
 };