diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index 5d94f8c2b77..0f6f637550f 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -195,6 +195,7 @@ radv_optimize_nir(struct nir_shader *shader, bool optimize_conservatively)
       NIR_LOOP_PASS(progress, skip, shader, nir_opt_constant_folding);
       NIR_LOOP_PASS(progress, skip, shader, nir_opt_intrinsics);
       NIR_LOOP_PASS_NOT_IDEMPOTENT(progress, skip, shader, nir_opt_algebraic);
+      NIR_LOOP_PASS(progress, skip, shader, nir_opt_phi_to_bool);
 
       NIR_LOOP_PASS(progress, skip, shader, nir_opt_undef);
 
@@ -232,6 +233,7 @@ radv_optimize_nir_algebraic(nir_shader *nir, bool opt_offsets, bool opt_mqsad)
          .discard_ok = true,
       };
       NIR_PASS(_, nir, nir_opt_peephole_select, &peephole_select_options);
+      NIR_PASS(_, nir, nir_opt_phi_to_bool);
       NIR_PASS(more_algebraic, nir, nir_opt_algebraic);
       NIR_PASS(_, nir, nir_opt_generate_bfi);
       NIR_PASS(_, nir, nir_opt_remove_phis);