diff --git a/schala-lang/language/src/tree_walk_eval/test.rs b/schala-lang/language/src/tree_walk_eval/test.rs
index b3d9bd0..56c5974 100644
--- a/schala-lang/language/src/tree_walk_eval/test.rs
+++ b/schala-lang/language/src/tree_walk_eval/test.rs
@@ -208,5 +208,5 @@ fn import_all() {
 type Option<T> = Some(T) | None
 import Option::*
 let x = Some(9); if x is Some(q) then { q } else { 0 }"#;
-  //eval_assert(source, "9");
+  eval_assert(source, "9");
 }