diff --git a/gpu/src/BindGroupLayout.zig b/gpu/src/BindGroupLayout.zig
index a1a3de65..7f76b261 100644
--- a/gpu/src/BindGroupLayout.zig
+++ b/gpu/src/BindGroupLayout.zig
@@ -29,6 +29,12 @@ pub inline fn setLabel(group: BindGroupLayout, label: [:0]const u8) void {
     group.vtable.setLabel(group.ptr, label);
 }
 
+pub const Descriptor = struct {
+    label: ?[*:0]const u8 = null,
+    entries: []const Entry,
+};
+
+// TODO: can this be extern struct / ABI compatible?
 pub const Entry = struct {
     binding: u32,
     visibility: ShaderStage,
@@ -43,5 +49,6 @@ test "syntax" {
     _ = reference;
     _ = release;
     _ = setLabel;
+    _ = Descriptor;
     _ = Entry;
 }
diff --git a/gpu/src/TODO b/gpu/src/TODO
index 3e24b5b8..d1fac777 100644
--- a/gpu/src/TODO
+++ b/gpu/src/TODO
@@ -57,13 +57,6 @@ typedef struct WGPUDawnTogglesDeviceDescriptor {
 
 
 
-typedef struct WGPUBindGroupLayoutDescriptor {
-    WGPUChainedStruct const * nextInChain;
-    char const * label;
-    uint32_t entryCount;
-    WGPUBindGroupLayoutEntry const * entries;
-} WGPUBindGroupLayoutDescriptor;
-
 typedef struct WGPUComputePipelineDescriptor {
     WGPUChainedStruct const * nextInChain;
     char const * label;