diff --git a/libs/vkd3d-shader/ir.c b/libs/vkd3d-shader/ir.c
index 18cda0269..af7f00bfd 100644
--- a/libs/vkd3d-shader/ir.c
+++ b/libs/vkd3d-shader/ir.c
@@ -9548,6 +9548,7 @@ static void vsir_validate_register(struct validation_context *ctx,
     register_validation_data[] =
     {
         [VKD3DSPR_DEPTHOUT]         = {true, 0, VSIR_DIMENSION_SCALAR},
+        [VKD3DSPR_THREADID]         = {true, 0, VSIR_DIMENSION_VEC4},
         [VKD3DSPR_THREADGROUPID]    = {true, 0, VSIR_DIMENSION_VEC4},
         [VKD3DSPR_LOCALTHREADID]    = {true, 0, VSIR_DIMENSION_VEC4},
         [VKD3DSPR_LOCALTHREADINDEX] = {true, 0, VSIR_DIMENSION_VEC4},
@@ -9690,10 +9691,6 @@ static void vsir_validate_register(struct validation_context *ctx,
             vsir_validate_register_without_indices(ctx, reg);
             break;
 
-        case VKD3DSPR_THREADID:
-            vsir_validate_register_without_indices(ctx, reg);
-            break;
-
         case VKD3DSPR_SAMPLEMASK:
             vsir_validate_register_without_indices(ctx, reg);
             break;