diff --git a/navi-pay/src/main/kotlin/com/navi/pay/common/utils/NaviPayMediaPlayer.kt b/navi-pay/src/main/kotlin/com/navi/pay/common/utils/NaviPayMediaPlayer.kt
index f6b6600c42..cc299695b1 100644
--- a/navi-pay/src/main/kotlin/com/navi/pay/common/utils/NaviPayMediaPlayer.kt
+++ b/navi-pay/src/main/kotlin/com/navi/pay/common/utils/NaviPayMediaPlayer.kt
@@ -30,10 +30,12 @@ class NaviPayMediaPlayer(val activityRef: WeakReference<Activity>) {
             }
 
             AudioManager.RINGER_MODE_VIBRATE -> {
-                NaviPayCommonUtils.vibrateDevice(
-                    context = activityRef.get()!!,
-                    durationMillis = vibrateDuration
-                )
+                activityRef.get()?.let {
+                    NaviPayCommonUtils.vibrateDevice(
+                        context = it,
+                        durationMillis = vibrateDuration
+                    )
+                }
                 onFinish.invoke() // Manually invoke onFinish
                 // TODO: Invoke this after vibrate duration
             }