diff --git a/src/compiler/spirv/vtn_alu.c b/src/compiler/spirv/vtn_alu.c
index a00e241fe61..986751697b5 100644
--- a/src/compiler/spirv/vtn_alu.c
+++ b/src/compiler/spirv/vtn_alu.c
@@ -353,6 +353,8 @@ vtn_nir_alu_op_for_spirv_opcode(struct vtn_builder *b,
    case SpvOpDPdxCoarse:   return nir_op_fddx_coarse;
    case SpvOpDPdyCoarse:   return nir_op_fddy_coarse;
 
+   case SpvOpIsNormal:     return nir_op_fisnormal;
+
    default:
       vtn_fail("No NIR equivalent: %u", opcode);
    }