diff --git a/ir_print_visitor.cpp b/ir_print_visitor.cpp
index faeb784e922..ec20e0c0edd 100644
--- a/ir_print_visitor.cpp
+++ b/ir_print_visitor.cpp
@@ -218,7 +218,7 @@ void ir_print_visitor::visit(ir_assignment *ir)
    if (ir->condition)
       ir->condition->accept(this);
    else
-      printf("true");
+      printf("(constant bool (1))");
 
    printf(" ");