1 files changed, 9 insertions, 3 deletions
diff --git a/tvix/eval/tests/nix_oracle.rs b/tvix/eval/tests/nix_oracle.rs
index 3d3abc73635f..137dff6b00f6 100644
--- a/tvix/eval/tests/nix_oracle.rs
+++ b/tvix/eval/tests/nix_oracle.rs
@@ -58,10 +58,16 @@ fn nix_eval(expr: &str, strictness: Strictness) -> String {
 #[track_caller]
 #[cfg(feature = "impure")]
 fn compare_eval(expr: &str, strictness: Strictness) {
+    use tvix_eval::{EvalIO, EvalMode};
+
     let nix_result = nix_eval(expr, strictness);
-    let mut eval = tvix_eval::Evaluation::new_pure();
-    eval.strict = matches!(strictness, Strictness::Strict);
-    eval.io_handle = Box::new(tvix_eval::StdIO);
+    let mut eval_builder = tvix_eval::Evaluation::builder_pure();
+    if matches!(strictness, Strictness::Strict) {
+        eval_builder = eval_builder.mode(EvalMode::Strict);
+    }
+    let eval = eval_builder
+        .io_handle(Box::new(tvix_eval::StdIO) as Box<dyn EvalIO>)
+        .build();
 
     let tvix_result = eval
         .evaluate(expr, None)