1 files changed, 1 insertions, 1 deletions
diff --git a/src/test/java/com/seaofnodes/simple/Chapter04Test.java b/src/test/java/com/seaofnodes/simple/Chapter04Test.java
index c6199193..1361d8b6 100644
--- a/src/test/java/com/seaofnodes/simple/Chapter04Test.java
+++ b/src/test/java/com/seaofnodes/simple/Chapter04Test.java
@@ -63,7 +63,7 @@ public class Chapter04Test {
     // Adding functions means `main` does not constant fold the incoming arg value
     @Ignore @Test
     public void testConstantArg() {
-        CodeGen code = new CodeGen("return arg; ", TypeInteger.constant(2), 123L).parse();
+        CodeGen code = new CodeGen("return arg; ", TypeInteger.constant(2), 123L, true).parse();
         assertEquals("return 2;", code.expr().in(1).toString());
     }