diff --git a/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c
index 591d77e2cee..8743845ae7e 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_nir_soa.c
@@ -5898,7 +5898,7 @@ void lp_build_nir_soa_func(struct gallivm_state *gallivm,
    }
    {
       struct lp_type bool_type;
-      bool_type = lp_int_type(type);
+      bool_type = lp_uint_type(type);
       bool_type.width /= 32;
       lp_build_context_init(&bld.bool_bld, gallivm, bool_type);
    }
@@ -5961,7 +5961,7 @@ void lp_build_nir_soa_func(struct gallivm_state *gallivm,
    }
    {
       struct lp_type bool_type;
-      bool_type = lp_int_type(elem_type);
+      bool_type = lp_uint_type(elem_type);
       bool_type.width /= 32;
       lp_build_context_init(&bld.scalar_bool_bld, gallivm, bool_type);
    }