diff --git a/test/built-ins/Uint8Array/prototype/setFromBase64/writes-up-to-error.js b/test/built-ins/Uint8Array/prototype/setFromBase64/writes-up-to-error.js
index 818aef6885..4d11bf4959 100644
--- a/test/built-ins/Uint8Array/prototype/setFromBase64/writes-up-to-error.js
+++ b/test/built-ins/Uint8Array/prototype/setFromBase64/writes-up-to-error.js
@@ -22,4 +22,4 @@ target = new Uint8Array([255, 255, 255, 255, 255]);
 assert.throws(SyntaxError, function() {
   target.setFromBase64("MjYyZg===");
 }, "extra characters after padding");
-assert.compareArray(target, [50, 54, 50, 255, 255], "decoding from MjYyZg=== should not write the last chunk because it has extra padding ");
+assert.compareArray(target, [50, 54, 50, 255, 255], "decoding from MjYyZg=== should not write the last chunk because it has extra padding");