diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index a3c85eac3cb..2caa95be07a 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -1712,15 +1712,6 @@ static void si_nir_assign_param_offsets(nir_shader *nir, struct si_shader *shade
          else
             outputs_written |= BITFIELD64_BIT(sem.location);
 
-         /* primitive id output is added by ngg lowering, so we don't have its
-          * output info pre-build in si_shader_info. It's handled at last of
-          * this function.
-          */
-         if ((nir->info.stage == MESA_SHADER_VERTEX ||
-              nir->info.stage == MESA_SHADER_TESS_EVAL) &&
-             sem.location == VARYING_SLOT_PRIMITIVE_ID)
-            continue;
-
          /* Assign the param index if it's unassigned. */
          if (nir_slot_is_varying(sem.location) && !sem.no_varying &&
              (sem.gs_streams & 0x3) == 0 &&