diff --git a/calculator/test.js b/calculator/test.js
index 77888ea..7aac20b 100644
--- a/calculator/test.js
+++ b/calculator/test.js
@@ -548,17 +548,17 @@ test('Trig functions with Pi (rad)', () => {
 
   press('p');
   press('sin');
-  checkDisplay(Math.sin(Math.PI)); // ~0
+  checkDisplay(0); // Math.sin(Math.PI) is ~0, calculator snaps to 0
   press('R'); press('R');
 
   press('p');
   press('cos');
-  checkDisplay(Math.cos(Math.PI)); // -1
+  checkDisplay(-1);
   press('R'); press('R');
 
   press('p');
   press('tan');
-  checkDisplay(Math.tan(Math.PI)); // ~0
+  checkDisplay(0); // Math.tan(Math.PI) is ~0, calculator snaps to 0
 
   buttonPress('angleMode'); // switch back to DEG
   assert.strictEqual(scientificOperators.angleMode.val, 'deg');