diff --git a/gpu/src/compute_pipeline.zig b/gpu/src/compute_pipeline.zig
index 9ed854bd..150eb0b3 100644
--- a/gpu/src/compute_pipeline.zig
+++ b/gpu/src/compute_pipeline.zig
@@ -2,16 +2,11 @@ const ChainedStruct = @import("types.zig").ChainedStruct;
 const ProgrammableStageDescriptor = @import("types.zig").ProgrammableStageDescriptor;
 const PipelineLayout = @import("pipeline_layout.zig").PipelineLayout;
 
-pub const ComputePipeline = enum(usize) {
-    _,
+pub const ComputePipeline = *opaque {};
 
-    // TODO: verify there is a use case for nullable value of this type.
-    pub const none: ComputePipeline = @intToEnum(ComputePipeline, 0);
-
-    pub const Descriptor = extern struct {
-        next_in_chain: *const ChainedStruct,
-        label: ?[*:0]const u8 = null,
-        layout: PipelineLayout = PipelineLayout.none, // nullable
-        compute: ProgrammableStageDescriptor,
-    };
+pub const ComputePipelineDescriptor = extern struct {
+    next_in_chain: *const ChainedStruct,
+    label: ?[*:0]const u8 = null,
+    layout: PipelineLayout = PipelineLayout.none, // nullable
+    compute: ProgrammableStageDescriptor,
 };