--- a/testing/web-platform/tests/webaudio/the-audio-api/the-audioparam-interface/audioparam-setValueCurve-exceptions.html
+++ b/testing/web-platform/tests/webaudio/the-audio-api/the-audioparam-interface/audioparam-setValueCurve-exceptions.html
@@ -25,17 +25,17 @@
             new OfflineAudioContext(1, testDurationFrames, sampleRate);
         let g = context.createGain();
         let curve = new Float32Array(2);
 
         // Start time and duration for setValueCurveAtTime
         let curveStartTime = 0.1 * testDurationSec;
         let duration = 0.1 * testDurationSec;
 
-        // Some time that is known to during the setValueCurveTime interval.
+        // Some time that is known to be during the setValueCurveTime interval.
         let automationTime = curveStartTime + duration / 2;
 
         should(
             () => {
               g.gain.setValueCurveAtTime(curve, curveStartTime, duration);
             },
             'setValueCurveAtTime(curve, ' + curveStartTime + ', ' + duration +
                 ')')