diff --git a/compiler/gen/tests/gen_primitives.rs b/compiler/gen/tests/gen_primitives.rs
index 74f7ae8a7b..68e1fdfc89 100644
--- a/compiler/gen/tests/gen_primitives.rs
+++ b/compiler/gen/tests/gen_primitives.rs
@@ -1011,15 +1011,14 @@ mod gen_primitives {
                 r#"
                 app Test provides [ main ] imports []
 
-
-                succeed : a -> ({} -> a)
+                # succeed : a -> ({} -> a)
                 succeed = \x -> \{} -> x
 
                 foo : {} -> Float
                 foo =
                     succeed 3.14
 
-                runEffect : ({} ->  a) -> a
+                # runEffect : ({} ->  a) -> a
                 runEffect = \thunk -> thunk {}
 
                 main : Float
diff --git a/compiler/gen/tests/helpers/eval.rs b/compiler/gen/tests/helpers/eval.rs
index 4fc09e6bb3..e0c5534008 100644
--- a/compiler/gen/tests/helpers/eval.rs
+++ b/compiler/gen/tests/helpers/eval.rs
@@ -348,7 +348,7 @@ macro_rules! assert_evals_to {
             assert_llvm_evals_to!($src, $expected, $ty, $transform, $leak);
         }
         {
-            // assert_opt_evals_to!($src, $expected, $ty, $transform, $leak);
+            assert_opt_evals_to!($src, $expected, $ty, $transform, $leak);
         }
     };
 }