diff --git a/gpu/src/render_pass_encoder.zig b/gpu/src/render_pass_encoder.zig
index f9b057ef..db3e42c9 100644
--- a/gpu/src/render_pass_encoder.zig
+++ b/gpu/src/render_pass_encoder.zig
@@ -1,6 +1 @@
-pub const RenderPassEncoder = enum(usize) {
-    _,
-
-    // TODO: verify there is a use case for nullable value of this type.
-    pub const none: RenderPassEncoder = @intToEnum(RenderPassEncoder, 0);
-};
+pub const RenderPassEncoder = *opaque {};