diff --git a/example1/subwaySurfer.js b/example1/subwaySurfer.js
index ad377613a3cee6061191d134807fe3614496a05f..b40c06707cc13eb31096ec3542f103ac7beec2f1 100644
--- a/example1/subwaySurfer.js
+++ b/example1/subwaySurfer.js
@@ -454,7 +454,7 @@ function render() {
         theta[leftLowerLegId] = initTheta[leftLowerLegId] - 30 * Math.sin(radians(radian));
         theta[rightLowerLegId] = initTheta[rightLowerLegId] + 30 * Math.sin(radians(radian));
     }
-    // 1~10 까지 jump 11 ~ 20까지 다운
+
     if (isJump) {
         radian += 5;
         theta[leftUpperArmId] = initTheta[leftUpperArmId] + 180 * Math.sin(radians(radian));