1 files changed, 2 insertions, 2 deletions
diff --git a/pbt/ts/src/property.test.ts b/pbt/ts/src/property.test.ts
index 67ea81d..c47c964 100644
--- a/pbt/ts/src/property.test.ts
+++ b/pbt/ts/src/property.test.ts
@@ -4,7 +4,7 @@ import {
   property,
   shrinkPair,
   shrinkPositive,
-} from './property';
+} from './property.js';
 
 // from https://github.com/jlink/shrinking-challenge/blob/main/challenges/difference.md
 const predicate1: (pair: [number, number]) => Promise<boolean> = ([x, y]) =>
@@ -29,7 +29,7 @@ describe('Find minimal counterexample', () => {
     if (result.counterexample !== null) {
       expect(result.counterexample.counterexample).toStrictEqual([10, 10]);
     } else {
-      fail('no counterexample');
+      expect.fail('no counterexample');
     }
   });
 });