diff --git a/app/src/main/java/kr/co/vividnext/sodalive/live/room/LiveRoomActivity.kt b/app/src/main/java/kr/co/vividnext/sodalive/live/room/LiveRoomActivity.kt
index f132a3e3..d0eab9eb 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/live/room/LiveRoomActivity.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/live/room/LiveRoomActivity.kt
@@ -2318,7 +2318,7 @@ class LiveRoomActivity : BaseActivity<ActivityLiveRoomBinding>(ActivityLiveRoomB
         // 메시지로 수신된 경우: Path 드로잉 기반으로 중앙 하트를 잠깐 표시 후 폭발 실행
         if (fromMessage) {
             val floatView = ensureBigHeartFloatView()
-            floatView.emitCenterOnce(sizeDp = 200f, showDurationMs = 300L)
+            floatView.emitCenterOnce(sizeDp = 200f, showDurationMs = 500L)
             return
         }
 
@@ -2476,7 +2476,7 @@ class LiveRoomActivity : BaseActivity<ActivityLiveRoomBinding>(ActivityLiveRoomB
         private var explosionCenterY = 0f
 
         // 화면 중앙에 하트를 잠깐 표시 후 자동 폭발
-        fun emitCenterOnce(sizeDp: Float = 200f, showDurationMs: Long = 300L) {
+        fun emitCenterOnce(sizeDp: Float = 200f, showDurationMs: Long = 500L) {
             if (width == 0 || height == 0) {
                 post { emitCenterOnce(sizeDp, showDurationMs) }
                 return
@@ -2518,7 +2518,7 @@ class LiveRoomActivity : BaseActivity<ActivityLiveRoomBinding>(ActivityLiveRoomB
             paint.alpha = drawAlpha
 
             canvas.withTranslation(h.x, h.y) {
-                val s = h.scale
+                val s = (h.scale * f)
                 scale(s, s)
                 drawPath(baseHeartPath, paint)
             }