diff --git a/src/mesa/state_tracker/st_glsl_to_nir.cpp b/src/mesa/state_tracker/st_glsl_to_nir.cpp
index b3594154aef..79c3d8d8359 100644
--- a/src/mesa/state_tracker/st_glsl_to_nir.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_nir.cpp
@@ -74,7 +74,7 @@ st_nir_fixup_varying_slots(struct st_context *st, nir_shader *shader,
    assert(!st->allow_st_finalize_nir_twice);
 
    nir_foreach_variable_with_modes(var, shader, mode) {
-      if (var->data.location >= VARYING_SLOT_VAR0) {
+      if (var->data.location >= VARYING_SLOT_VAR0 && var->data.location < VARYING_SLOT_PATCH0) {
          var->data.location += 9;
       } else if (var->data.location == VARYING_SLOT_PNTC) {
          var->data.location = VARYING_SLOT_VAR8;