diff --git a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt
index 8e9ed12..9d6b468 100644
--- a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt
+++ b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt
@@ -1093,9 +1093,10 @@ fun PiezoMonitoringView(appState: AppState) {
                     }
                     Spacer(modifier = Modifier.height(0.dp))   // 캐릭터-mL 간격 축소
                     Text(
-                        // Voiding 직후엔 displayMaxVolumeMl=0이고 estimatedVolume도 0 → "0 mL"가 의미 없음 → "— mL"로
+                        // displayMaxVolumeMl 가 set 됐을 때만 표시. fallback (estimatedVolume) 제거 —
+                        // currentLevel 의 quantized leak (예: 단발 측정 후 home → 재진입 시
+                        // \"갑자기 150 mL\" 등장) 차단.
                         if (displayMaxVolumeMl > 0) "${"%.0f".format(displayMaxVolumeMl)} mL"
-                        else if (appState.estimatedVolume > 0) "${appState.estimatedVolume} mL"
                         else "— mL",
                         fontSize = volFontSize,
                         fontWeight = FontWeight.ExtraBold,